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WorksheetsGHS Bio Fall CRT Review
Total questions: 187
Worksheet time: 2hrs 35mins
Name
Class
Date
1.
Which of the following is NOT a function of proteins
a)
store and transmit heredity
b)
control the rate of reaction and regulate cell processes
c)
help fight disease
d)
build tissues such as bone and muscle
2.
Which statement is true?
a)
simple sugars are made of polysacchrides
b)
glycerol is made of fatty acids
c)
RNA molecules are made of nucleotides
d)
amino acids are made pf proteins
3.
Proteins are polymers formed from
a)
lipids
b)
carbohydrates
c)
amino acids
d)
nucleic acids
4.
Of the following which compound is a primary source of energy in respiration?
a)
proteins
b)
lipids
c)
carbohydrates
d)
nucleic acids.
5.
Made of amino acids
a)
proteins
b)
lipids
c)
carbohydrates
d)
nucleic acids
6.
Of the following which compound is found in genetic blue prints, transcription, and translation?
a)
proteins
b)
lipids
c)
carbohydrates
d)
nucleic acids
7.
Made of simple sugars
a)
protein
b)
lipids
c)
carbohydrates
d)
nucleic acids
8.
Examples: sunflower oil, corn oil, lard, butter
a)
proteins
b)
lipids
c)
carbohydrates
d)
nucleic acids
9.
Examples: DNA & RNA
a)
proteins
b)
lipids
c)
carbohydrates
d)
nucleic acids
10.
Produced in the process of photosynthesis
a)
proteins
b)
lipids
c)
carbohydrates
d)
nucleic acids
11.
When hydrogen and oxygen combine to form water, what is water considered?
a)
a product
b)
a reactant
c)
both a product and a reactant
d)
neither a product nor a reactant
12.
Identify the reactant(s) in the chemical equation CO2 + H2O ---> H2CO3
a)
CO2 H2O & H2CO3
b)
CO2 & H2O
c)
H2CO3
d)
CO2
13.
If a reaction in one direction releases energy, what would happen in the opposite direction?
a)
Also release energy
b)
Absorbed energy
c)
Destroyed energy
d)
Cannot occur
14.
What is the term for the substance that accelerates the rate of a chemical reaction?
a)
Catalyst
b)
Lipid
c)
Molecule
d)
Element
15.
What do enzymes change that affect the reactions in living cells
a)
Products of the reaction
b)
Speed of the reaction
c)
Temperature of the reaction
d)
pH of the reaction
16.
Which of the following is NOT a principle of the cell theory
a)
Cells are the basic unit of life
b)
All living things are made of cells
c)
Cells arise from spontaneous generation
d)
All cells are produced by existing cells
17.
Which of the following describes a prokaryotic cell?
a)
Large and complex
b)
defined nucleus
c)
specialized organelles
d)
DNA found in cytoplasm
18.
Prokaryotes lack
a)
cytoplasm
b)
a cell membrane
c)
a nucleus
d)
genetic material
19.
An example of an inorganic compound is
a)
CO2
b)
H2O
c)
C6H12O6
d)
CH4
20.
Which of the following describes a eukaryotic cell?
a)
no defined nucleus
b)
specialized organelles
c)
DNA found in cytoplasm
d)
small and simple
21.
the thin, flexible barrier around an animal cell is called a
a)
cytoplasm
cytoplasm
cytoplasm
b)
cell wall
c)
cell membrane
d)
nuclear membrane
22.
The cell structure that contains genetic material and controls the cell's activities is called the
a)
organelle
b)
nucleus
c)
cell envelope
d)
cytoplasm
23.
Which organelle makes sugar from sunlight?
a)
ribosomes
b)
lysosomes
c)
chloroplasts
d)
mitochondria
24.
Which organelle destroys tissue and cleans up cellular debris
a)
lysosome
b)
ribosome
c)
golgi appatatus
d)
vacuole
25.
Which of the following cells contains a large, central vacuole used for storing water?
a)
plant cells
b)
animal cells
c)
prokaryotic cells
d)
fungal cells
26.
You will find a cell wall in which of these kinds of organisms
a)
fish
b)
dog
c)
tree
d)
frog
27.
Which of the following organelles produces and stores energy?
a)
golgi apparatus
b)
rough endoplasmic reticulum
c)
smooth endoplasmic reticulum
d)
mitochondrion
28.
Which organelle would you expect to find in plant cells but NOT animal cells
a)
mitrochondrion
b)
ribosome
c)
chloroplast
d)
smooth endoplasmic reticulum
29.
The system of membranes responsible for transportation within the cell is the
a)
nucleus
b)
golgi apparatus
c)
endoplasmic reticulm
d)
ribosomes
30.
The organelle responsible for modifying and packing proteins for export is
a)
the endoplasmic reticulum
b)
golgi apparatus
c)
nucleus
d)
mitochondria
31.
In eukaryotes, DNA
a)
is located in the nucleus.
b)
floats freely in the cytoplasm.
c)
is located in the ribosomes.
d)
is circular.
32.
The cell theory applies to
a)
bacteria
b)
plants and animals
c)
multicellular organisms
d)
all of the above
33.
Which of the following contains a nucleus?
a)
prokaryotes
b)
bacteria
c)
eukaryotes
d)
organelles
34.
Eukaryotes usually contain
a)
a nucleus
b)
specialized organelles
c)
eukaryotes
d)
all of the above
35.
Which of the following organisms are prokaryotes?
a)
plants
b)
animals
c)
bacteria
d)
all of the above
36.
Which of the following is a function of the nucleus?
a)
stores DNA
b)
controls most of the cells processes
c)
contains the information needed to make proteins
d)
all of the above
37.
Which of the following is NOT found in the nucleus?
a)
cytoplasm
b)
nucleolus
c)
chromatin
d)
DNA
38.
Which of the following structures is found in the cytoplasm?
a)
nucleolus
b)
ribosome
c)
chromatim
d)
cell wall
39.
Which organelle breaks down food into molecules the cell can use?
a)
golgi apparatus
b)
lysosome
c)
endoplasmic reticulum
d)
mitochondrion
40.
Which structure makes proteins using coded instructions that come from the nucleus?
a)
golgi apparatus
b)
mitochondrion
c)
vacuole
d)
ribosomes
41.
Which organelle converts the chemical energy stored in food into compounds that are more convenient for the cell use?
a)
chloroplast
b)
golgi apparatus
c)
endoplasmic reticulum
d)
mitochondrion
42.
Which organelles help provide cells with energy?
a)
mitochondria and chloroplast
b)
rough endoplasmic reticulum
c)
smooth endoplasmic reticulum
d)
golgi appataus and ribosomes
43.
Which organelle would you expect to find in plant cells but not animal cells?
a)
mitochondrion
b)
ribsome
c)
chloroplast
d)
smooth endoplasmic reticulum
44.
The main function of the cell wall is to
a)
support and protect the cell
b)
store DNA
c)
direct the activities of the cell
d)
help the cell move
45.
You will NOT find the a cell wall in which of these kinds of organisms?
a)
plants
b)
animals
c)
fungi
d)
all of the above
46.
Which of the following structure serves as the cells boundary from its environment?
a)
mitochondrion
b)
cell membrane
c)
chloroplast
d)
channel proteins
47.
Which of the following is a function of the cell membrane?
a)
breaks down lipids, carbohydrates, and protiens from foods
b)
stores water, salt, proteins and carbohydrates
c)
keeps the cell in place
d)
regulates which materials enter and leave the cell
48.
Muscle cells are constantly doing work and requiring energy. muscle cells would require a large quantity of what type of organelle?
a)
lysosome
b)
nucleus
c)
mitochondria
d)
vacuole
49.
The diffusion of water across a selectively permeable membrane is called
a)
osmotic pressure
b)
osmosis
c)
facilitated diffusion
d)
active transport
50.
Which type of transport requires energy from the cell?
a)
diffusion
b)
osmosis
c)
facilitated diffusion
d)
active transport
51.
Diffusion is the movement of molecules from
a)
an area of low concentration to an area of high concentration
b)
an area of high concentration to an area of lower concetration
c)
an area of equilibrium to an area of high concentration
d)
an area of equilibrium to an area of low concentration
52.
An animal cell that is surrounded by fresh water will expand because the osmotic pressure causes
a)
water to move into the cell
b)
water to move out of the cell
c)
water movement to stay the same
d)
all of the above
53.
Engulfing of large particles by the cell is called
a)
endocytosis
b)
particle synthesis
c)
exocytosis
d)
active transport
54.
Which means of particle transport requires input of energy from the cell?
a)
osmosis
b)
endocytosis
c)
facilitated diffusion
d)
diffusion
55.
An animal cell that is surrounded by salt water will shrivel up because the osmotic pressure causes
a)
water to move into the cell
b)
water to move out of the cell
c)
solutes to move into the cell
d)
solutes to move out of the cell
56.
In contrast to the nuclear envelope, the inner membrane of the mitochondrion
a)
contains pores
b)
has many folds
c)
is not permeable
d)
has two phospholipid layers
57.
Which organelle provides the energy for protein synthesis?
a)
nucleus
b)
nucleolus
c)
mitochondrion
d)
rough endoplasmic reticulum
58.
Which of the following cell processes require energy?
a)
osmosis
b)
protein synthesis
c)
facilitated diffusion
d)
hydrolysis
59.
In order to acquire the energy needed to exercise...
a)
more ATP molecules are needed
b)
less ATP molecules are needed
c)
the same amount of ATP molecules are needed
d)
no ATP molecules are needed
60.
Which cell structure produces ATP?
a)
nucleus
b)
vacuole
c)
mitochondria
d)
endoplasmic reticulum
61.
Of the following which compound is used for protection, energy storage, and insulation in the body?
a)
proteins
b)
lipids
c)
carbohydates
d)
nucleuic acids
62.
Which of the following cell processes does not require energy?
a)
protein synthesis
b)
DNA replication
c)
Diffusion
d)
mitosis
63.
When ATP is broken down in chemical reaction, what is released?
a)
carbon dioxide
b)
oxygen
c)
glucose
d)
energy
64.
During all energy conversions, some of the energy is converted to _______.
a)
carbon dioxide
b)
water
c)
heat
d)
sunlight
65.
Which molecule provides the most immediate source of energy for cell organelles?
a)
Glucose
b)
ATP
c)
Starch
d)
Carbon dioxide
66.
Which material is missing from the following equation of photosynthesis?
H2O + _____ + light energy --> C6H12O6 + O2
H2O + _____ + light energy --> C6H12O6 + O2
a)
ATP
b)
CO2
c)
H2O
d)
ADP
67.
Which of the following organisms would you infer breathes in gas that is produced from photosynthesis.
a)
dandelion
b)
cat
c)
cactus
d)
wheat field
68.
Which of the following organisms would you infer breathes in the gas that is produced from cellular respiration?
a)
cricket
b)
dog
c)
oak tree
d)
fish
69.
Which of the following is a product of photosynthesis?
a)
nitrogen
b)
light energy
c)
carbon dioxide
d)
glucose
70.
Which of the following is a reactant in cellular respiration
a)
water
b)
glucose
c)
nitrogen
d)
carbon dioxide
71.
Which of the following is a reactant in cellular respiration
a)
oxygen
b)
light energy
c)
carbon dioxide
d)
nitrogen
72.
Which of the following is a product of cellular respiration?
a)
oxygen
b)
energy
c)
glucose
d)
nitrogen
73.
Which of the following is a product of cellular respiration?
a)
nitrogen
b)
oxygen
c)
light energy
d)
carbon dioxide
74.
Which of the following is a product of photosynthesis
a)
oxygen
b)
carbon dioxide
c)
water
d)
light energy
75.
Which of the following is an autotroph?
a)
humans
b)
leopards
c)
mushrooms
d)
plants
76.
One of the principal compounds that living things use to store energy is?
a)
DNA
b)
ATP
c)
H2O
d)
CO2
77.
In addition to light and chlorophyll,photosynthesis requires
a)
water and oxygen
b)
water and sugars
c)
water and carbon dioxide
d)
carbon dioxide and oxygen
78.
The leaves of a plant appear green because chlorophyll
a)
reflects blue light
b)
absorbs blue light
c)
absorbs green light
d)
does not absorb green light
79.
The products of photosynthesis are
a)
sugars and oxygen
b)
sugars and carbon dioxide
c)
water and carbon dioxide
d)
hydrogen and oxygen
80.
Respiration takes place in the
a)
chloroplasts
b)
nucleus
c)
mitochondrion
d)
chromatin
81.
Any process that takes place in the presence of oxygen is said to be
a)
aerobic
b)
nucleus
c)
mitochondrion
d)
chromatin
82.
The breaking of an ATP molecule into an ADP molecule
a)
releases energy
b)
takes place in the nucleus of a cell
c)
stores energy
d)
occurs ONLY in animal cells
83.
The formation of ATP involves the
a)
addition of a phosphate molecule to ADP
b)
bonding of carbon molecules
c)
reaction of chemical stimuli
d)
release of energy and ADP
84.
Organisms that cannot make their own food and must obtain energy from the foods they eat are called
a)
autotrophs
b)
heterotrophs
c)
thylakoids
d)
plants
85.
Which of the following is NOT an example of a heterotroph?
a)
mushroom
b)
leopard
c)
grass
d)
human
86.
A student is collecting the gas given off from a plant in bright sunlight . The gas being collected is probably
a)
oxygen
b)
carbon dioxide
c)
ATP
d)
vaporized water
87.
Photosynthesis uses sunlight to convert water and carbon dioxide into
a)
oxygen
b)
high-energy sugars and starches
c)
ATP and oxygen
d)
oxygen and high-energy sugars and starches
88.
Which of the following is(are) used in the overall reactions for photosynthesis?
a)
carbon dioxide
b)
water
c)
light
d)
all the above
89.
Most plants appear green because chlorophyll
a)
Does not absorb green light
b)
Reflects violet
c)
Absorbs green light
d)
None of the above
90.
If carbon dioxide is completely removed from a plants environment,what would you expect to happen to the plants production of high-energy sugars?
a)
More sugars will be produced
b)
No sugars will be produced
c)
The same number of sugars will be produced but without carbon dioxide
d)
Carbon dioxide does not affect the production of high-energy sugars in plants
91.
Which of the following is released during cellular respiration?
a)
Oxygen
b)
Air
c)
Energy
d)
Lactic acid
92.
What is the correct equation for cellular respiration?
a)
6o2+C6H12O6 -> 6CO2+6H2O+ Energy
b)
6O2+C6H12O6+Energy -> 6CO2+6H2O
93.
Cellular respiration releases energy by breaking down
a)
Food molecules
b)
ATP
c)
Carbon dioxide
d)
Water
94.
What are the reactants in the equation for cellular respiration?
a)
oxygen and lactic acid
b)
carbon dioxide and water
c)
glucose and oxygen
d)
water and glucose
95.
Which of these is a product of cellular respiration?
a)
Oxygen
b)
Water
c)
Glucose
d)
All of the above
96.
Cellular respiration is called an aerobic process because it requires
a)
Light
b)
Exercise
c)
Oxygen
d)
Glucose
97.
How are cellular respiration and photosynthesis almost opposite processes?
a)
photosynthesis releases energy,and cellular respiration stores energy.
b)
photosynthesis removes carbon dioxide from the atmosphere, and cellular respiration puts it back
c)
photosynthesis removes oxygen from the atmosphere, and cellular respiration puts it back
d)
photosynthesis requires sugars and cellular respiration produces sugars
98.
Photosynthesis is to cholroplasts as cellular respiration is to
a)
chlotoplasts
b)
cytoplasm
c)
mitochondria
d)
nuclei
99.
Unlike photosynthesis, cellular respiration occurs in
a)
animal cells only
b)
plant cells only
c)
all but plant cells
d)
all eukaryotic cells
100.
The products of photosynthesis are the
a)
products of cellular respiration
b)
reactants of cellular respiration
c)
products of glycolysis
d)
reactants of fermentation
101.
Energy is released from ATP when
a)
a phospahate group is added
b)
adenine bounds to ribose
c)
ATP is exposed to sunlight
d)
a phosphate group is removed
102.
The purpose if mitosis is to produce
a)
copies of cells that are different than the parent cell
b)
four haploid identical cells
c)
shared proteins and ribosomes
d)
copies of cells that are identical to the parent cell
103.
If a cell has 48 chromosomes, how many chromosomes will each daughter cell have after mitosis occurs?
a)
96
b)
12
c)
24
d)
48
104.
Mitosis is a process by which
a)
gametes are formed
b)
cytokinesis occurs
c)
cells grow larger
d)
a cells nucleus divides
105.
What happens when DNA replicates?
a)
metamorphism
b)
genetic information doubles
c)
genetic information is reduced in half
d)
amino acids are lost
106.
The haploid number of chromosomes in a human gamete is
a)
23
b)
22
c)
46
d)
2n
107.
The diploid number of chromosomes in a human gamete is
a)
23
b)
22
c)
46
d)
n
108.
The purpose of meiosis is to produce cells that contain the_____number of chromosomes.
a)
haploid
b)
diploid
c)
tetrapliod
d)
polyploid
109.
If a cell has 48 chromosomes, how many chromosomes will each cell have after meiosis?
a)
96
b)
12
c)
24
d)
48
110.
The diploid number of chromosomes in a human skin cell is 46. The number of chromosomes found in a human sperm is
a)
23
b)
92
c)
46
d)
12.5
111.
Which of the following is true about meiosis?
a)
meiosis produces four genetically different haploid cells
b)
meiosis produces four genetically different diploid cells
c)
meiosis produces two genetically different haploid cells
d)
meiosis produces two genetically different diploid cells
112.
The purpose of meiosis is to produce
a)
haploid gametes that can combine to form diploid zygotes.
b)
cells with the same number of chromosomes as their parents.
c)
homologous chromosomes in meiosis ll.
d)
cells for growth.
113.
The purpose of mitosis is to produce
a)
copies of cells that are different than the parent cell.
b)
four haploid identical cells.
c)
shared proteins and ribosomes.
d)
copies of cells that are identical to the parent cell
114.
If a cell has 48 chromosomes, how many chromosomes will each daughter cell have after mitosis occurs?
a)
96
b)
12
c)
24
d)
48
115.
Mitosis is a process by which
a)
gametes are formed
b)
cytokinesis occurs
c)
cells grow larger
d)
a cell's nucleus divides
116.
The process by which a cell divides into two daughter cells is called
a)
meiosis.
b)
metaphase.
c)
interphase.
d)
mitosis.
117.
The cell cycle is the
a)
series of events that cells go through as they grow and divide.
b)
period of time between the birth and the death of a cell.
c)
time from prophase until cytokinesis.
d)
time it takes for one cell to undergo mitosis.
118.
What is the role of the spindle during mitosis?
a)
It helps separate the chromosomes.
b)
It breaks down the nuclear membrane.
c)
It duplicates the DNA.
d)
It divides the cell in half.
119.
One difference between cell division in plant cells and in animal cells is that plant cells have
a)
centrioles.
b)
centromeres.
c)
a cell plate.
d)
chromatin
120.
Durning normal mitotic cell division, a parent cell having four chromosomes will produce two daughter cells, each containing
a)
two chromosomes.
b)
four chromosomes.
c)
eight chromosomes.
d)
sixteen chromosomes.
121.
Cancer is a disorder in which some cells have lost the ability to control their
a)
size.
b)
spindle fibers.
c)
growth rate.
d)
surface area.
122.
How many homozygous tall pea plants could be produced?
a)
1/4
b)
1/2
c)
3/4
d)
0
123.
How many heterozygous tall pea plants could be produced?
a)
1/4
b)
1/2
c)
3/4
d)
0
124.
How many short plants could be produced?
a)
1/4
b)
1/2
c)
3/4
d)
0
125.
The short plants produced are considered:
a)
homozygous
b)
heterozygous
c)
mixed
d)
hybrid
126.
The tall plant offspring produced are considered:
a)
homozygous
b)
heterozygous
c)
mixed
d)
pure
127.
How many homozygous black rabbits could be produced?
a)
1/4
b)
1/2
c)
3/4
d)
0
128.
How many heterozygous rabbits could be produced?
a)
1/4
b)
1/2
c)
All
d)
0
129.
How many white rabbits could be produced?
a)
1/4
b)
1/2
c)
3/4
d)
0
130.
Any white rabbit would be considered:
a)
homozygous
b)
heterozygous
c)
mixed
d)
hybrid
131.
Gregor Mendel used pea plants to study
a)
flowering.
b)
gamete formation.
c)
the inheritance of traits.
d)
cross-pollination
132.
Gregor Mendel concluded that traits are
a)
not inherited by offspring.
b)
inherited through the passing of factors from parent to offspring.
c)
determined by dominant factors only.
d)
determined by recessive factors only.
133.
When Gregor Mendel crossed a tall plant with a short plant, the offspring plants inherited
a)
an allele for tallness from each parent
b)
an allele for tallness from the tall parent and an allele for shortness from the short parent.
c)
an allele for shortness from each parent.
d)
an allele from only the tall parent
134.
When Gregor Mendel crossed homozygous tall plants with homozygous short plants, all the offspring were tall because
a)
the allele for tall plants is recessive.
b)
the allele for short plants is dominant
c)
the allele for tall plants is dominant
d)
they were homozygous like their parents.
135.
Gregor Mendel's principles of genetics apply to
a)
plants only.
b)
animals only.
c)
pea plants only.
d)
all organisms.
136.
The principle of dominance states that
a)
all alleles are dominant
b)
all alleles are recessive.
c)
some alleles are dominant and others or recessive.
d)
alleles are neither dominant nor recessive.
137.
The principles of probability can be used to
a)
predict the traits of the offspring produced by genetic crosses.
b)
determine the actual outcomes of genetic crosses.
c)
predict the traits of the parents used in genetic crosses.
d)
decide which organisms are best to use in genetic crosses.
138.
Organisms that have two identical alleles for a particular trait are said to be
a)
hybrid
b)
homozygous
c)
heterozygous
d)
dominant
139.
A punnett square shows all of the following EXCEPT
a)
all possible results of a genetic cross.
b)
the genotypes of the offspring.
c)
the alleles in the gametes of each parent.
d)
the actual results of a genetic cross.
140.
Gametes are produced by the process of
a)
mitosis
b)
meiosis
c)
crossing over
d)
replication
141.
What is a female gamete called?
a)
Sperm
b)
Gene
c)
Egg
d)
Allele
142.
What is a male gamete called?
a)
Sperm
b)
Gene
c)
Effg
d)
Allele
143.
In humans, a zygote will develop into a female if the
a)
sperm and egg both contribute an x chromosome
b)
egg contributes an X chromosome and the sperm contributes a Y chromsome
c)
Sperm and egg both contribute a Y chromosome
d)
Egg contributes a Y chromosome and the sper, contributes an X chromosome
144.
In humans, a zygote will develop into a male if the
a)
sperm and egg both contribute an x chromosome
b)
egg contributes an X chromosome and the sperm contributes a Y chromosome
c)
sperm and egg both contribute a Y chromosome
d)
egg contributes a Y chromosome and the sperm contributes an X chromosome
145.
The haplod number of chromosome in a human gamete is
a)
23
b)
22
c)
46
d)
2n
146.
The diploid number of chromosomes in a human gamete is
a)
23
b)
22
c)
46
d)
n
147.
A zygote is
a)
a male gamete
b)
a female gamete
c)
a gonad
d)
a fertilized egg
148.
In humans, each parents's chromosomal contribution to a zygote is a
a)
diploid gamete
b)
haploid gamete
c)
tetraploid gamete
d)
polypooidy gamete
149.
The chromosome number in a zygote is
a)
2n
b)
n
c)
4n
d)
Xn
150.
Which of the folowing is true about meiosis
a)
meiosis produces four genetically different haploid cells
b)
meiosis produces four genetically differnt diploid cells
c)
meiosis produces two genetically different haploid cells
d)
meiosis produces two genetically different dipoid cells
151.
The purpose of meiosis is to produce
a)
haplod gametes that con combine to form diploid zygotes
b)
cells with the same number of chromosomes as their parents
c)
homologous chromosomes in meiosis II
d)
cells for growth
152.
The number of chromosome in a gamete is represented by the symbol
a)
Z
b)
X
c)
N
d)
Y
153.
If an organism's diploid number is 12, its haploid number is
a)
12
b)
6
c)
24
d)
3
154.
What is the shape of a DNA molecule?
a)
cork screw
b)
staircase
c)
double helix
d)
strings
155.
Which of the following options is the correct anatomy of a DNA nucleotide?
a)
Protein, hydrogen molecules, and carbohydrate compound
b)
Hydrogen molecules, phosphate, and sugar molecule
c)
Sugar molecules, phosphate, and nitrogen base
d)
Sugar molecules, carbohydrate compound and nitrogen bases
156.
What part of the cell contains DNA
a)
ribosome
b)
vacuole
c)
cell membrane
d)
nucleus
157.
Which macromolecule make proteins
a)
Lipids
b)
Monsaccharides
c)
carbohydrates
d)
RNA
158.
The name of the process when RNA makes proteins is?
a)
Translation
b)
Transcription
c)
Replication
d)
Transfer
159.
What molecule is RNA made from?
a)
DNA
b)
Lipids
c)
Proteins
d)
Carbohydrates
160.
Which of the following structures carries the DNA information from the nucleus, out to a ribosome?
a)
rRNA
b)
tRNA
c)
mRNA
d)
DNA
161.
Which of the following structures will carry an amino acid through the cytoplasm of a cell to the ribosome?
a)
rRNA
b)
DNA
c)
tRNA
d)
mRNA
162.
Which word describes the process of copying DNA from a parent strand?
a)
Replication
b)
Transcription
c)
Translation
d)
Protein Synthesis
163.
In which organelle does protein synthesis occur?
a)
Nucleus
b)
Vacuole
c)
Ribosome
d)
Golgi body
164.
What are the building blocks or subunits of proteins?
a)
Amino acids
b)
Ribosomes
c)
Nucleotides
d)
RNA
165.
Unlike DNA, RNA contains
a)
Adenine
b)
Uracil
c)
Phosphate groups
d)
Thymine
166.
RNA contains the sugar
a)
Ribose
b)
Deoxyribose
c)
Glucose
d)
Lactose
167.
Every three nucleotides of a mRNA strand is more commonly known as
a)
Codon
b)
Anticodon
c)
Amino Acid
d)
Protein
168.
A transfer RNA molecule contains a specific Amino Acid at one end and a(n) ______ on the other end.
a)
Codon
b)
Anticodon
c)
Ribosome
d)
Protein
169.
The purpose of transcription is to make:
a)
Proteins
b)
RNA
c)
Nucleotides
d)
DNA
170.
Identify the four bases fournd in DNA
a)
Adenine, Cytosine Lysine, Guanine
b)
Thymine, Adenine, Cytosine, Guanine
c)
Guanine, Adenine, Uracil, Thymine
d)
Cytosine, Protein, Thymine, Adenine
171.
The messenger RNA strand below was created from which strand of DNA
mRNA: A A G C U A U
mRNA: A A G C U A U
a)
A A G C U A U
b)
A A G C T A T
c)
T T C G A T A
d)
U U C G A U A
172.
if two tRNA strands with the anticodons of AUG the CAG were being used, what is the DNA that the mRNA was made from?
a)
UACGUC
b)
ATGCAG
c)
AUGCAG
d)
TACGTC
173.
Which three bases represent the correct anticodon for the codon provided?
Codon: UAG
Codon: UAG
a)
TUC
b)
ATC
c)
TAG
d)
AUC
174.
Which of the following organic compounds is the main source of energy for living things?
a)
carbohydrate
b)
lipid
c)
nucleic acid
d)
protein
175.
The picture show a contractile vacuole of a unicellular freshwater organism. The contractile vacuole regulates the flow of water into and out of the cell in an aquatic environment. What conditions cause the contractile vacuole to fill with water?
a)
The concentration of water is greater outside the cell than inside the cell
b)
The temperature of water in the vacuole is higher than the temperature of its environment
c)
The concentration of water inside the cell is the same as the concentration outside the cell.
d)
The temperature of water in the vacuole is lower than the temperature of its environment
176.
Part of the cell cycle is shown in this simplified model. This part of the cell cycle is best described as the process that...
a)
Duplicates the DNA
b)
Completes cell division
c)
Maintains genetic homeostasis
d)
Synthesizes new molecules
177.
A model of a biological process is shown. What is the purpose of this process?
a)
To replicate the DNA of an organism before cell division
b)
To assemble nucleotides in an mRNA chain along a DNA template
c)
To synthesis amino acids used to unzip strands of DNA and copy the genetic code.
d)
To translate the genetic code into a specific sequence of amino acids
178.
Albinism is an autosomal recessive condition. Which circle graph shows the genotype probability when as albino female mates with a male that is heterozygous for the albinism trait?
a)
F
b)
G
c)
H
d)
J
179.
The diagram shows four gel electrophorisis samples being compared with an unknown sample. The donor of which sample is the most closely related to the donor of the unknown sample?
a)
Sample 1
b)
Sample 2
c)
Sample 3
d)
Sample 4
180.
A student used poster board to construct this model of a section of DNA. Which statement describes this model of DNA?
a)
The model is inaccurate because the base pairs are incorrect
b)
The model is accurate because it contains correctly paired bases
c)
The model is accurate because it shows each base splitting to form a double helix
d)
The model is inaccurate because some typical bases in DNA are missing
181.
Which diagram demonstrates how crossing-over contributes to genetic variety during meiosis?
a)
a
b)
b
c)
c
d)
d
182.
Which organelle makes energy for the cell?
a)
a
b)
b
c)
c
d)
d
183.
The process that is occurring in the diagram is...
a)
diffusion
b)
osmosis
c)
facilitated diffusion
d)
active transport
184.
Which diagram shows the process of meiosis
a)
a
b)
b
185.
If the parent cell in diagram B has 26 chromosomes, how many chromosomes will cell G have?
a)
52
b)
26
c)
20
d)
13
186.
If the amount of adenine is a DNA molecule is 20%, the amount cytosine would be...
a)
20%
b)
30%
c)
50%
d)
80%
187.
After DNA replicates, the produced double helix consists of...
a)
one old strand, one new strand
b)
both have sections of old and new in each individual strandq
c)
One molecule of old strands, one molecule of new strands
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