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2023 Biology (Fall) Final Exam Review

Total questions: 143

Worksheet time: 3hrs 46mins

Name
Class
Date
1.

How is a quantitative observation different from a qualitative observation?

a)

Quantitative observation involves colors and shapes

Qualitative observation involves measurements and numerical data.

b)

Quantitative observation involves subjective descriptions

Qualitative observation involves objective measurements.

c)

Quantitative observation involves using the senses

Qualitative observation involves using instruments for data collection.

d)

Quantitative observation involves measurements and numerical data

Qualitative observation involves descriptions and characteristics.

2.

Determine if the following is a qualitative or quantitative observation.

Categorize the following

Numeric (measurements)

Descriptive, non-numeric (Using your senses)

Colors, textures, smells, tastes, opinions

Length, weight, temperature, time, etc.

Quantitative
Qualitative
3.

Match the following experimental variables

a)

Independent variable

1.

Variable that is manipulated in an experiment

b)

Depenent variable

2.

Variable that is measured or observed in an experiment

c)

Control group

3.

Group in an experiment that does not receive the treatment

d)

Experimental group

4.

Group in an experiment that receives the treatment

e)

Hypothesis

5.

Predicted explanation for a phenomenon

4.

A student is testing the effect of shoe color on running speed.

What is the independent variable in this investigation?

a)

Shoe color

b)

Running speed

c)

Track surface

d)

Weather conditions

5.

A student is testing the effect of shoe sole material on running speed.

What is the dependent variable in this investigation?

a)

Shoe sole material

b)

Running speed

c)

Track surface

d)

Weather conditions

6.

Maya designed an experiment to answer the following question: How does the amount of water given to a lima

bean seed affect how tall it grows?

In this experiment, what variable should Maya CHANGE?

a)

the amount of water

b)

the kind of plant

c)

the type of soil

d)

the amount of sunlight it gets

7.
An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what are the controlled variables?
a)
Type of plant, amount of music, and sunlight
b)
Water, apple juice, milk
c)
Plant growth
8.

The variable that is changed by the scientist at the beginning of the experiment

a)
independent variable
b)
dependent variable
c)
control variable
9.

The variable that is observed at the end of the experiment

a)
independent variable
b)
dependent variable
c)
control variable
10.

Organize these options into the right categories

pH

Categorize the following

pH < 7

pH = 7

pH > 7

Acidic
Neutral
Basic
11.

Which macromolecule is shown?

a)

lipid

b)

protein

c)

nucleic acid

d)

carbohydrate

12.

Which macromolecule is used as our main source of energy?

a)

Lipids/Fats

b)

Nucleic Acids

c)

Proteins

d)

Carbohydrates

13.

Which macromolecule stores energy?

a)

Carbohydrates

b)

Proteins

c)

Lipids/Fats

d)

Nucleic Acids

14.

Monosaccharides(sugars) are monomers of

a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
15.
What is the function of nucleic acids?
a)
store genetic information
b)
store energy (long-term)
c)
store energy (short-term)
d)
build skin, hair, nails, muscles
16.
Which macromolecule stores energy, insulates us, and makes up the cell membrane?
a)
lipids
b)
proteins
c)
carbohydrates
d)
nucleic acids
17.
All polymers are made up of...
a)
monosaccharides
b)
monomers
c)
proteins
d)
None of these
18.
Building blocks of the body, hair , muscles etc.
a)
protein
b)
nucleic acid
c)
lipids
d)
carbohydrates
19.
Is found in the cell membrane as a bilayer. 
a)
lipids
b)
protein
c)
nucleic acid
d)
carbohydrate
20.

What are the building blocks of proteins?

a)

Amino acids

b)

Nucleic acids

c)

DNA

d)

RNA

21.
The bond that joins amino acids are called:
a)
Peptide Bonds
b)
Ester Bonds
c)
Glycosidic Linkages
d)
Phosphodiester Bonds
22.
The area that the substrate fits into on the enzyme is called the:
a)
Active Site
b)
Allosteric Site
c)
DiSulphide Bridge
d)
β-Pleated Sheet
23.
Enzymes speed up reaction rates by changing:
a)
Activation Energy
b)
pH
c)
Hydrogen Bonds
d)
Kinetic Energy
24.
The molecule an enzyme is working on is called the:
a)
Substrate
b)
Solvent
c)
Allosteric Inhibitor
d)
CoEnzyme
25.

Enzymes are considered to be _________ because they are made of amino acids.

a)

Lipids

b)

Carbohydrate

c)

Protein

d)

Nucleic Acid

26.

Enzymes act as catalysts, meaning they...

a)

Speed up chemical reactions

b)

Slow down chemical reactions

c)

Reverse chemical reactions

d)

Cancel chemical reactions

27.

Which number in the picture represents the enzyme?

a)

1

b)

2

c)

3

d)

4

28.

The "lock and key hypothesis" attempts to explain the mechanism of?

a)

Vacuole formation

b)

any substrate can bind to any enzyme

c)

Sharing of electrons

d)

Enzyme specificity (specific substrate bind to a specific enzyme)

29.
The graph shows how enzymes affect reactions in cells. Which statement best summarizes the information shown in the graph?
a)
Enzymes increase the energy of the reactants.
b)
Enzymes decrease the energy level of the products.
c)
Enzyme decrease the activation energy of the reaction.
d)
Enzymes reverse the direction of the reaction.
30.

Enzymes are biological ​ (a)  

which means they function in ​ (b)  

by lowering the ​ (c)  

Choose from the below words
catalyst
speeding up chemical reactions
energy of activation
Giving the body energy
Slowing down chemical reactions
31.

Letter D...

a)

active site

b)

enzyme

c)

substrate

d)

products

32.

Letter B...

a)

active site

b)

enzyme

c)

substrate

d)

products

33.

Letter c...

a)

active site

b)

enzyme

c)

substrate

d)

products

34.

What is the optimum temperature for this enzyme reaction?

a)

30o C 30^o\ C\

b)

37o C 37^o\ C\

c)

45o C 45^o\ C\

35.

The enzyme amylase (green line) will work best at what pH?

a)

pH 2

b)

pH 7

c)

pH 9

d)

pH 5

36.

Molecules that stick to the same type of molecules.

a)

cohesion

b)

adhesion

c)

hydrophilic

d)

hydrophobic

37.

Capillary action is....

a)

adhesion

b)

cohesion

c)

change in matter (heat of fusion)

d)

both adhesion and cohesion

38.

What is the function of chloroplasts in plant cells?

a)

Protein synthesis

b)

Storing water

c)

Photosynthesis

d)

Cell division

39.
Which organelle controls what comes in and out of a cell?
a)
cell membrane
b)
nucleolus
c)
cell wall
d)
ribosomes
40.

These two organelles are responsible for the capture and release of energy. Match the components to the correct organelle.

Categorize the following

Convert solar energy to chemical energy (food)

Convert chemical energy in food to Energy (ATPs)

Photosynthesis

Cellular Respiration

Plants + Animal cells

Plant cells

Chloroplast
Mitochondria
41.

These organelles are involved in the synthesis of protein. Determine the differences among these organelles.

Categorize the following

Site of protein synthesis

Two organelles. One called rough because it contains ribosomes.

Modifies, sorts, and package proteins or lipid for storage or transport out of the cell

Red dots

Ribosomes
Endoplasmic Reticulum
Golgi Apparatus
42.
This picture represents what type of cell transport?
a)
endocytosis
b)
exocytosis
c)
osmosis
d)
passive transport
43.

Which organelle is responsible for storing a cells food, waste and water?

a)

vacuole

b)

cytoplasm

c)

mitochondria

d)

lysosomes

44.

Which organelle is responsible for breaking down worn out cells or worn out cell parts?

a)

cell wall

b)

endoplasmic reticulum

c)

golgi bodies

d)

lysosomes

45.

Which organelle is responsible for holding the cells material and controlling what goes in and out of the cell?

a)

cytoplasm

b)

cell membrane

c)

cell wall

d)

lysosomes

46.

What is found only in plant cells, protects the cell, and gives it shape?

a)

cell membrane

b)

cell wall

c)

cytoplasm

d)

lysosomes

47.

Which organelle is the "power house" of the cell?

a)

nucleus

b)

golgi apparatus

c)

protein

d)

mitochondria

48.

Which organelle is the "brains" of the cell?

a)

mitochondria

b)

nucleus

c)

protein

d)

cytoplasm

49.
Movement of particles from high to low concentration. 
a)
Passive Transport
b)
Active Transport
50.
Osmosis is a form of ______________. 
a)
Passive Transport
b)
Active Transport
51.
What is it called when molecules move across the cell membrane from an area of high concentration to an area of low concentration through a carrier protein?
a)
Diffusion
b)
Osmosis
c)
Active Transport
d)
Facilitated Diffusion
52.
This picture represents what type of cell transport?
a)
endocytosis
b)
exocytosis
c)
osmosis
d)
passive transport
53.

gel-like substance where all other organelles are found

it is constantly moving and some cellular reactions can occur here

a)

cytoplasm

b)

vacuole

c)

chloroplast

d)

golgi body

54.

detroys worn-out or damaged organelles

gets rid of waste materials and protects the cell from foreign invaders

found mostly in animal cells

a)

lysosome

b)

vacuole

c)

cell wall

d)

golgi body

55.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
56.
The cell below is in a _________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
57.
Something is ___________ ____________
when some molecules can cross the membrane while others cannot. 
a)
Selectively (or Semi) Permeable 
b)
Totally Transparent
c)
Liquid Licorice 
d)
Heavily Patrolled 
58.

Cell Transport:

Match the following

a)

Selective permeability

1.

Choosing what comes in and out

b)

Passive transport

2.

No energy used to move molecules

c)

Active transport

3.

Uses energy to move molecules

d)
4.

Picture of active transport

e)
5.

Picture of passive transport

59.

This is a

a)

cell

b)

cholesterol

c)

lipid

d)

phospholipid

60.

The arrow is pointing to the

a)

hydrophobic head

b)

hydrophilic head

c)

hydrophobic tail

d)

hydrophilic tail

61.

The arrow is pointing to the

a)

hydrophilic head

b)

hydrophobic head

c)

hydrophilic tail

d)

hydrophobic tail

62.

The _______________ of the phospholipids in a cell membrane face inward towards each other.

a)

heads

b)

tails

c)

stems

d)

sticks

63.

Click on the polar hydrophilic head of this phospholipid

A
B
64.

Click on the non-polar hydrophobic tails of this phospholipid

A
B
65.

Determine if the following discrption is active or passive transport

Categorize the following

Requires Energy (ATPs)

No Energy

Goes against the concentration gradient (Low concentration to high concentration)

Go with the concentration gradient High concentration to low concentration)

Simple / Facilitated diffusion

Active Transport
Passive Transport
66.

What is NOT a part of cell theory:

a)

all cells come from existing cells

b)

all cells have a nucleus

c)

all living things are made of cells

d)

cells are basic unit of structure and function in living things

67.

The cell theory applies to all organisms, including the five shown. Which of the following statements describes how these organisms are an example of the cell theory?

a)

The organisms have cells that lack a nucleus.

b)

The organisms are made of one or more cells.

c)

The cells of the organisms undergo photosynthesis.

d)

The cells of the organisms are identical to each other.

68.
what is a cell classified as?
a)
a basic unit of structure and function of all living organisms
b)
a unit based on only plants and animals that are living
69.

What is the purpose of cellular respiration?

a)

Cellular energy

b)

Oxygen

c)

Sugar

d)

Protein

70.

What is the sugar that carbohydrates are broken down into?

a)

sucrose

b)

maltose

c)

glucose

d)

lactose

71.

What is the energy molecule produced by cellular respiration?

a)

DNA

b)

ATP

c)

RNA

d)

ADP

72.

What is the process of splitting a glucose molecule into 2 pyruvates (pyruvic acid) called?

a)

synthesis

b)

denaturalization

c)

glycolysis

d)

dissolving

73.

The two types of fermentation are alcohol and _____________ acid fermentation.

a)

lactic

b)

sulfuric

c)

hydrochloric

d)

acetic

74.

What is the correct equation for cellular respiration?

a)

6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy

b)

6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O

c)

6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy

d)

6CO2 + 6H2O + Energy -> 6O2 + C6H12O6

75.

This process releases chemical energy from sugars and other carbon-based molecules to make ATP when oxygen is present.

a)

photosynthesis

b)

light-independent reaction

c)

cellular respiration

d)

light-dependent reaction

76.

The following diagram shows the relationship between photosynthesis and respiration. What products of photosynthesis are the starting materials for cellular respiration?

a)

glucose and oxygen

b)

heat energy and ATP

c)

carbon dioxide and water

d)

light energy and chlorophyll

77.

Which pigment captures/absorbs sunlight?

a)

Stomata

b)

Chlorophyll

c)

Chloroplast

d)

Phloem

78.

What are the products of photosynthesis?

a)

water and carbon dioxide

b)

oxygen and glucose

c)

oxygen and carbon dioxide

d)

oxygen and water

79.

Choose the statement that best describes the light reaction.

a)

It converts CO2 to a sugar molecule

b)

It converts light energy to chemical energy of ATP and NADPH

c)

It takes place in the stroma

80.

Where do light reactions take place?

a)

Stroma

b)

Thylakoid

c)

Cytoplasm

81.

Where does the light-independent reaction take place?

a)

Matrix

b)

Stroma

c)

Thylakoid membrane

d)

Cytoplasm

82.

Label the Diagram of the first stage of aerobic cellular respiration:

a)

Glucose

b)

2 Pyruvate

c)

Glycolysis

d)

2 ATP

1
2
3
4
1)
2)
3)
4)
83.

Label the Diagram of the second and third stage of aerobic cellular respiration:

a)

32-34 ATP

b)

Krebs Cycle

c)

Electron Transport Chain

d)

2 ATP

1
2
3
4
1)
2)
3)
4)
84.

How many ATP are produced in aerobic respiration?

a)

2

b)

33

c)

4

d)

36

85.

Organize these options into the right categories

Determine if the following is photosynthesis or cellular respiration

Categorize the following

Make food

Make Energy

Photosynthesis
Cellular respiration
86.

Organize these options into the right categories

Determine if the following is photosynthesis or cellular respiration

Categorize the following

Uses sunlight

Uses Glucose

Make ATPs

Make Glucose

Glycolysis, Kerb cycle, & Electron transport chain

Light dependent and light independent reaction

NADH and FADH2

NADPH and NADP+

Photosynthesis
Cellular respiration
87.

  1. What is the most important part of Interphase that leads to Genetic continuity throughout all of cell division?

a)

G1-phase

(Normal cell growth)

b)

G2-phase

(Growth in preparation for division)

c)

M-phase

(Cellular division)

d)

S-phase

(Cell replicates its DNA)

88.

Why do cells go through cell division?

a)
To cause harm to the organism
b)
For growth, repair, and reproduction.
c)
To decrease in size and function
d)
To prevent growth and repair
89.

Mitosis is the division of ​ (a)   and Cytokinesis is the division of ​ (b)   which starts and ends with how many cells? ​​ (c)  

Choose from the below words
nucleus
cytoplasm
Starts with one cell and ends with two cells
starts with two cell and ends with 4 cells
cell body
DNA
90.

What is the one main difference between binary fission and mitosis? What is a similarity?

a)
Binary fission occurs in eukaryotic cells, while mitosis occurs in prokaryotic cells.
b)
Binary fission and mitosis both occur in prokaryotic cells.
c)
Binary fission and mitosis both involve cell death.
d)

The main difference is that binary fission occurs in prokaryotic cells, while mitosis occurs in eukaryotic cells.

A similarity is that they both involve cell division.

91.

Organize these options into the right categories

Categorize the following

Somatic cells

Gametes

Skin, hair, & muscle cells

Eggs & Sperms

Make diploid cells

Make haploid cells

Ends with 2 genetically identical daughter cells

Ends with 4 unique daughter cells

1 cycle of cell division

2 cycle of cell division

Mitosis
Meiosis
92.

How is haploid cell different from diploid cell?

a)
A haploid cell has only one set of chromosomes, while a diploid cell has two sets of chromosomes.
b)
A haploid cell has half the number of chromosomes compared to a diploid cell.
c)
A haploid cell has no chromosomes, while a diploid cell has two sets of chromosomes.
d)
A haploid cell has two sets of chromosomes, while a diploid cell has one set of chromosomes.
93.

Organize these options into the right categories

Categorize the following

n

2n

Eggs and Sperms

Body cells

cell contains only one set of chromosomes

cell contains two sets of chromosomes

Haploid cell
Diploid cell
94.

One half of a chromosome is a

a)
centromere
b)
chromatin
c)
centriole
d)

sister chromatid

95.

How do we write diploid cell and how do we write haploid cell?

a)

n for diploid cell and 2n for haploid cell

b)

2 for diploid cell and 1 for haploid cell

c)

2n for diploid cell and n for haploid cell

d)

2 for diploid cell and 2 for haploid cell

96.

Which stage of Mitosis is being shown and described:


Chromosomes line up in the middle.

a)

interphase

b)

prophase

c)

metaphase

d)

anaphase

97.

Which stage of Mitosis is being shown and described:


Chromosome pairs are split and tugged to opposite ends of the cell

a)

Prophase

b)

Metaphase

c)

Anaphase

d)

Telophase

98.

Crossing over occurs during

a)

Prophase I

b)

Prophase II

c)

Metaphase I

d)

Anaphase II

e)

Telophase II

99.

Organize these options into the right categories

Determine the phases of Mitosis

Categorize the following

Chromatin condenses and becomes visible as distinct chromosomes. Each chromosome consists of two

Chromosomes align at the cell's equator, known as the metaphase plate. The spindle fibers fr

Chrosomes seperated and unwind back to chromatin. Nuclear envelopes re-form.

Sister chromatids are pulled apart. Chromatid pulled to opposite poles of the cell.

Prophase
Metaphase
Anaphase
Telophase
100.

  • Not technically part of mitosis but occurs simultaneously with it.

  • This is the final step where the cell's cytoplasm and organelles are divided between the two daughter cells.

a)
mitosis
b)
meiosis
c)
interphase
d)
cytokinesis
101.

What are the three parts of cell theory?

a)

1. All living organisms are composed of cells.

2. The cell is the basic unit of life.

3. All cells arise from pre-existing cells.

b)

1. All living organisms are composed of molecules.

2. The cell is the basic unit of matter.

3. All cells arise from inorganic matter.

c)

1. All living organisms are composed of atoms.

2. The cell is the largest unit of life.

3. All cells arise from non-living matter.

d)

1. All living organisms are composed of tissues.

2. The cell is the smallest unit of life.

3. All cells arise from dead cells.

102.
Alternative forms of a gene are called
a)

Alleles

b)

Homozygous

c)

DNA

d)

Genetics

103.

Genotype: TT

a)

homozygous dominant

b)

homozygous recessive

c)

heterozygous dominant

104.

Genotype: Aa

a)

homozygous dominant

b)

homozygous recessive

c)

heterozygous dominant

105.

Cross 2 heterozygous tall pea plants. Tall (T) is dominant to short (t). What fraction of the offspring do you predict will be tall?

a)

1/4

b)

2/4

c)

3/4

d)

4/4

106.

Which of the following is a PHENOTYPE for flower color in pea plants?

a)

Pp

b)

PP

c)

Purple

107.

In pea plants, tall (T) is dominant over short (t). If two heterozygous tall pea plants are bred, what is the expected genotypic ratio of their offspring?

a)

3 tall : 1 short

b)

1 TT : 2 Tt : 1 tt

108.

Mendel's Law of Segregation is shown on the outside of a Punnett Square. According to this law, the genes from each parent _____ when gametes are formed.

a)

combine as one

b)

separate

c)

mutliply

109.

In humans, freckles (F) on the skin are dominant to no freckles (f).  If a heterozygous parent and a recessive parent conceive, what is the chances of having a child with NO FRECKLES?

a)

0%

b)

50%

c)

100%

110.

In guinea pigs, the allele for a rough coat (R) is dominant over the allele for a smooth coat (r).  A homozygous dominant guinea pig and a homozygous recessive guinea pig are bred.

What would be the phenotype of the offspring?

a)

100% rough coat

b)

100% smooth coat

c)

50% rough 50% smooth

111.

Match the following

a)

BB

1.

Homozygous dominant

b)

Bb

2.

Heterozygous

c)

bb

3.

Homozygous recessive

d)

BB or bb

4.

Homozygous

112.

  1. What would the phenotype of the offspring be if two plants had flower colors (red and white) that showed for codominance? 

a)
The phenotype of the offspring would be blue.
b)
The phenotype of the offspring would be pink.
c)
The phenotype of the offspring would be a combination of red and white colors.
d)
The phenotype of the offspring would be green.
113.

What is the genotypic ratio for this cross?

a)

1:1:1:1

b)

3:1

c)

1:2:1

d)

2:2:1

114.

The blending of two traits is known as ---

a)

incomplete dominance

b)

codominance

115.

A condition in which both alleles for a gene are expressed so that both traits are visible is known as ---

a)

Codominance

b)

Incomplete dominance

116.

What type of inheritance pattern is shown here?

a)

Codominance

b)

Incomplete dominance

117.

A calico cat shows both the traits for orange fur and black fur. What kind of allele expression is this?

a)

Incomplete dominance

b)

Codominance

118.

Where is DNA located in the cell?

a)
Nucleus
b)
Cell membrane
c)
Mitochondria
d)
Cytoplasm
119.

The nucleus is the "control center" because it controls all cell activities, including cell reproduction and gene expression, that can be passed on. What biological molecule allows the control center (nucelus) to do this?

a)
Lipid
b)
Carbohydrate
c)
DNA
d)
Protein
120.

Chromosomes in the nucleus are microscopic, threadlike strands composed of biological chemicals known as DNA. What does DNA stand for?

a)
Deoxyribonucleic acid
b)

Ribonucleic acid

c)

Oxyribonucleic acid

d)

Deoxyribonucleic protein

121.

In simplest terms, how does DNA regulate cellular activities?

a)
By controlling the movement of organelles within the cell
b)
By providing instructions for protein synthesis
c)
By directly carrying out cellular activities
d)
By regulating the cell's metabolic processes
122.

DNA controls cellular activities by providing instructions for protein production (synthesis). Why is protein so essential to life? (Pick the best answer)

a)

Proteins are the building blocks of cellular energy.

b)

Proteins make up DNA which is essential for life.

c)

Proteins perform a wide range of functions in the body. Forming the body structures (tissues) and controlling all biological chemical processes (enzymes)

d)

Proteins play a crucial role in the immune system.

123.

What is a gene, and how is it related to chromosomal (DNA)?

a)
A gene is a segment of DNA that contains the instructions for building a specific protein or performing a specific function. Genes are located on chromosomes.
b)
Chromosomes are made up of genes.
c)
Genes are located in the cytoplasm of cells.
d)
A gene is a type of protein found on chromosomes.
124.
What are the nucleotides made of?
a)
Sugar, Phosphate, nitrogen base
b)
Phosphate, Adenine, nitrogen base
c)
Thymine, Adenine, Cytomine
d)
Phosphate, Nitrogen, Adenine
125.

A process in which DNA has the unique ability to make an exact copy of itself.

a)

Replication

b)

Translation

c)

Transcription

d)

Protein Synthesis

126.
What determines the code, or information, of a DNA molecule?
a)
the shape (structure) of the nitrogen bases
b)
the order (sequence) of the nitrogen bases
c)
the color of the nitrogen bases
d)
the frequency (number) of nitrogen bases
127.
The shape of the DNA molecule is a double __________________?
a)
"S"
b)
helix
c)
rope
d)
curve
128.

What is the role of mRNA

a)

Carry an amino acid to the ribosome

b)

Copy the instructions from DNA and carry it out of the nucleus

c)

Make up the ribosomes

129.

Where does Transcription occur

a)

Nucleus

b)

Ribosome

c)

ER

d)

Mitochondria

130.

What is the end product of translation?

a)

mRNA that can leave the nucleus

b)

Amino acid chain

c)

monosaccharide chain

d)

Anticodon

131.

What is an anticodon?

a)

rRNA

b)

an amino acid

c)

Three nucleotide sequence found on mRNA

d)

Three nucleotide sequence found on tRNA

132.

In what process is mRNA synthesized?

a)

Transcription

b)

Translation

c)

DNA Replication

d)

Mitosis

133.

Why must transcription occur in the nucleus?

a)

because DNA can't leave the nucleus

b)

because ribosomes are in the nucleus

c)

because DNA polymerase is found there

d)

because helicase unzips the DNA

134.

Which organelle contains rRNA and reads the mRNA to synthesize a protein?

a)

Ribosome

b)

Nucleus

c)

Cytoplasm

d)

Nucleotide

135.

How many nucleotides code for 1 amino acid?

a)

1

b)

2

c)

3

d)

4

136.
The process to go from mRNA to a protein is called ____
a)
transcription
b)
rRNA
c)
replication
d)
translation
137.
What is the product of translation?
a)
DNA
b)
mRNA
c)
tRNA
d)
proteins
138.

In RNA the base T is replaced with

a)

U

b)

G

c)

C

d)

A

139.

What is the order for Protein Synthesis?

a)

Transcription -> Translation -> Protein

b)

Translation - > Transcription -> Protein

c)

Protein -> Transcription -> Translation

d)

Translation -> Protein -> Transcription

140.

A chain of amino acids is called

a)

Polymer chain

b)

Polypeptide Chain

c)

RNA chain

d)

Protein Synthsis Chain

141.
The rules of DNA pairing states that Adenine (A) always pairs up with
a)
Thymine
b)
Cytosine
c)
Adenine
d)
Guanine
142.
The rules of DNA pairing states that Cytosine (C) always pairs up with
a)
Thymine
b)
Cytosine
c)
Adenine
d)
Guanine
143.
Name this structure
a)
double helix
b)
nucelotide
c)
twisted ladder
d)
hydrogen bond

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