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ACP Final review

Total questions: 146

Worksheet time: 2hrs 57mins

Name
Class
Date
1.
Highways allow people to travel between towns and cities. These highways also divide ecosystems into smaller pieces. Animals can become separated from lakes they use for breeding. For example, tiger salamanders travel long distances to breed at lakes. How could highway systems affect animals such as tiger salamanders?
a)
Tiger salamanders may be cut off from important resources
b)
Tiger salamander could improve their ability to remember roads
c)
Tiger salamander's habitat within ecosystems could become larger
d)
Tiger salamanders habitat may be exposed to less pollution
2.
Guppies are small fish that live in fresh water. Most guppy species reproduce sexually, but some reproduce asexually. There are two lakes in a particular region. One lake contains  a species of guppy that reproduces asexually. The other lake contains a species of guppy that reproduces sexually. A scientist studying these lakes predicts that the sexually reproducing guppies would survive better than the asexually reproducing guppies if a fungus was introduced to both lakes. Which statement supports this hypothesis?
a)
The sexually reproducing guppies are carriers of harmful characteristics
b)
The sexually reproducing guppies require only one individual for reproduction
c)
The sexually reproducing guppies have a variation of inherited characteristics
d)
The sexually reproducing guppies are identical to one another
3.
How diversity within a species benefit that species if there is an environmental change?
a)
Diversity does not affect a species if there is an environmental change.
b)
Sexual reproduction within a species allows for diversity which benefits the species if there is an environmental change.
c)
Asexual reproduction within a species allows for diversity which benefits the species if there is an environmental change.
d)
None of the choices are correct
4.
A park is home to a large number of robins, squirrels and rabbits. The robins and squirrels live in the park's trees. The robins feed on earthworms and insects that live on the ground. The squirrels eat the acorns produced by the park's oak trees. The rabbits hide in the bushed and feed on the grass. Which factor would directly limit the number of rabbits that could live in this park.
a)
Number of acorns
b)
Number of squirrels
c)
Number of bushes
d)
Number of robins
5.
A desert lake has evaporated to half its original size over the past 50 years. This caused a large increase in the lake's salt concentration. Over these 50 years, scientists have observed a decrease in the population of one fish species and an increase in the population of a shrimp species. Which hypothesis about the organisms ability to live with the salt concentration does the evidence suport
a)
The fish are better able to live in areas of high salt concentration
b)
Neither the shrimp nor the fish are able to live in areas of high salt concentration
c)
Both the shrimp and the fish are equally able to live in areas of high salt concentration
d)
The shrimp are better able to live in areas of high salt concentration
6.
What causes organisms to adapt?
a)
fossil records
b)
other animals
c)
their environment
7.
The measure of the number of different species in an area.
a)
biography
b)
biology
c)
biodiversity
d)
biodegrade
8.
Which is an example of adaptation?
a)
White fur on a polar bear
b)
the shape of a stick insect
c)
the spines on a cactus 
d)
all of these
9.
The process in which organisms best suited for the environment survive, reproduce and pass their traits on to their offspring.
a)
fossils
b)
natural selection
c)
geologic time scale
d)
reproduction
10.
Without __________, natural selection would not take place.
a)
asexual reproduction
b)
genetic engineering
c)
cloning
d)
competition
11.
Populations with high diversity have _________.
a)
very few traits
b)
high number of different traits
c)
difficulty surviving
d)
very few living individuals
12.
What happens to diversity as limiting factors increase?
a)
diversity decreases
b)
diversity increases
c)
there is no change to diversity
13.
The haploid number of human chromosomes is
a)
11
b)
12
c)
23
d)
46
14.
The diploid number of human chromosomes is
a)
23
b)
46
c)
92
15.
Histones are 
a)
proteins wound up in DNA
b)
critical to maintaining the shape of chromosomes
c)
aid in the tight packing of DNA
d)
all of these 
16.
The purpose of selective breeding is to 
a)
get bigger animals.
b)
get smaller animals.
c)
create animals with desirable traits.
d)
create animals with bad traits.
17.
How many autosomes does the human male normally have?
a)
2
b)
44
c)
46
d)
23
18.
All are true of crossing over except:
a)
it normally occurs between sister chromatids
b)
it is the site of a chiasmata
c)
it is responsible for linked genes being inherited separately
d)
it cannot occur between sex chromosomes in males
19.
What is the name of the genetic material that is inside the nucleus?
a)
ER
b)
ATP
c)
YOLO
d)
DNA
20.
When you start with 1 cell, at the end of mitosis, how many identical cells will you have?
a)
1
b)
2
c)
3
d)
4
21.
In meiosis, the haploid number of chromosomes in a human sex cell is:
a)
46
b)
92
c)
22
d)
23
22.
What is the name of the process in which DNA (genetic information) is exchanged during meiosis?
a)
crossing under
b)
crossing over
c)
melding
d)
blending
23.
Before a cell can divide, what must happen?
a)
Nothing, it is always ready to divide
b)
The number of chromosomes must be cut in half
c)
The number of chromosomes must double
d)
The number of chromosomes must triple.
24.
When a cell is not actively dividing, it is in what phase?
a)
interphase
b)
anaphase
c)
prophase
d)
telophase
25.
Chromosomes that have corresponding traits from the opposite sex parent are called:
a)
Heterogeneous chromosomes
b)
homologous chromosomes
c)
Mother and Father chromosomes
d)
Grandmother and grandfather chromosomes
26.
A is:
B is:
C is:
a)
A: chromatid
B: centromere
C: chromosome
b)
A: chromosome
B: chromatid
C: centromere
c)
A: chromosome
B: centromere
C: chromatid
d)
A: centromere
B: chromosome
C: chromatid
27.
The process on the left is:
The process on the right is:
a)
Left: meiosis
Right: meiosis
b)
Left: meiosis
Right: cloning
c)
Left: mitosis
Right: meiosis
d)
Left: mitosis
Right: mitosis
28.
Place these cells in order of mitosis.
a)
A, B, C, D, E
b)
B, E, D, A, C
c)
C, E, A, D, B
d)
B, D, A, E, C
29.
Which organelle converts the energy in food into energy for the cell (cellular respiration)?
a)
Ribosomes
b)
Nucleolus
c)
Mitochondria
d)
Golgi Body
30.
What is a sac-like structure used to store water and nutrients? These are much larger in plant cells?
a)
Lysosomes
b)
Mitochondria
c)
Vacuoles
d)
Golgi Body
31.
Which organelle aids with the detoxification of the cell as well as makes lipids for cell membranes?
a)
Smooth Endoplasmic Reticulum
b)
Rough Endoplasmic Reticulum
c)
Mitochondria
d)
Golgi Body
32.
Which organelle is responsible for making proteins?
a)
Nucleus
b)
Nucleolus
c)
Lysosomes
d)
Ribosomes
33.
Which organelle sorts, modifies and packages molecules for storage in the cell or secretion out of the cell?
a)
Mitochondria
b)
Smooth Endoplasmic Reticulum
c)
Rough Endoplasmic Reticulum
d)
Golgi Body
34.
Which organelle is filled with enzymes that aid in intra-cellular digestions, breaking down waste and old organelles?
a)
Mitochondria
b)
Golgi Body
c)
Lysosomes
d)
Ribosomes
35.
ALL living cells have this in common
a)
Nucleus
b)
Cell Membrane
c)
Cell Wall
d)
Mitochondria
36.
This process happens inside chloroplasts
a)
Cellular Respiration
b)
Photosynthesis
c)
Protein Synthesis
d)
Osmosis
37.
Cellular respiration happens inside of this organelle
a)
chloroplasts
b)
ribosomes
c)
lysosomes
d)
mitochondria
38.
Which organelle prepares and packages proteins after they are made; this organelle is covered in ribosomes?
a)
Smooth Endoplasmic Reticulum
b)
Rough Endoplasmic Reticulum
c)
Golgi Body
d)
Mitochondria
39.
What portion of the cell cycle involves the actual dividing?
a)
interphase
b)
mitosis
c)
Gap 1
d)
Gap 2
40.
In which type of cells will mitosis occur?
a)
egg cells
b)
sperm cells
c)
jail cells
d)
Body cells except the sperm and egg cells
41.
After meiosis is complete how many cells will there be?
a)
1
b)
2
c)
3
d)
4
42.
Chromosomes that have corresponding traits from the opposite sex parent are called:
a)
Heterogeneous chromosomes
b)
homologous chromosomes
c)
Mother and Father chromosomes
d)
Grandmother and grandfather chromosomes
43.
Why is sexual reproduction better than asexual reproduction?
a)
It gives an advantage to organisms to be different than the rest, if the environment changes.
b)
It is better for all organisms to be the same.
c)
It happens faster.
d)
It helps skin cells divide faster to heal wounds.
44.
What is the primary role of enzymes inside of living cells? 
a)
organizing the translation of proteins
b)
allowing cells to be motile
c)
absorbing ultraviolet rays
d)
speeding up chemical reactions 
45.
What is being represented by the letter A in the image?
a)
Substrate
b)
Enzyme
c)
Product
d)
Complex
46.
What is being represented by the letter B in the image?
a)
Substrate
b)
Enzyme
c)
Substrate
d)
Product
47.
In an Exergonic reaction, heat is ________.
a)
Absorbed
b)
Created
c)
Destroyed
d)
Released
48.
In an Endergonic reaction, heat is ________.
a)
Released 
b)
Absorbed
c)
Created
d)
Destroyed
49.
Enzymes are able to speed up chemical reactions because they - 
a)
increase the temperature inside the cell
b)
reduce the friction between the reactants
c)
make the raw materials more chemically reactive
d)
lower the activation energy of the reaction
50.
Which substrate would this enzyme catalyze?
a)
Δ
b)
σ
c)
∅
d)
μ
51.
Food is broken down to supply energy for your body in the ____________
a)
digestive system
b)
endocrine system
c)
excretory system
d)
reproductive system
52.
 Like all other body systems, the immune system helps the body maintain homeostasis.  Which statement best describes how the immune system does this?  
a)
it protects other organs and tissues from infection and disease
b)
it breaks down food to provide cells with nutrients
c)
it gathers information through the senses and controls all other body systems
d)
 it transports oxygen and carbon dioxide
53.
What do scientists call bacteria and viruses that can make people sick?  
a)
diseases
b)
vaccines
c)
antibodies
d)
pathogens
54.
Jorge has a cold but feels well enough to study with his friends Lisa and Jin. Lisa and Jin become sick. Which term describes Jorge’s condition when he was studying with his friends?  
a)
noninfectious
b)
contagious
c)
immune
d)
deadly
55.
How many chambers does the heart have ? 
a)
4
b)
6
c)
3
d)
1
56.
What is the main function of the heart ? 
a)
The heart circulates blood, oxygen, and nutrients throughout the body.
b)
The heart is the control centers for all body activities.
c)
The heart gets rid of the wastes in your body produced by homeostasis. 
d)
The heart transports , protection and regulation. Blood transports the following substances: 
57.
The bottom chambers of the heart are called
a)
ventricles
b)
atria
c)
vena cava
d)
valves
58.
Which part of the heart pumps deoxygenated (oxygen-poor) blood?
a)
Left side
b)
Right side
c)
Top side
d)
Bottom side
59.
What does the circulatory system do? 
a)
pumps blood through the whole body 
b)
pumps blood to the brain 
c)
pumps blood to the lungs
d)
pumps blood
60.
What do the arteries do?
a)
pumps blood to the heart
b)
pumps blood to and from the heart
c)
carry's blood away from the heart 
d)
a muscle 
61.
What is a pulmonary vein?
a)
  a aorta
b)
a main blood vessel 
c)
the blood vessel that carries newly oxygenated blood from the lungs
d)
it is a heart valve 
62.
Thin-walled vessels that allow for the exchange of O2 , CO2, nutrients and wastes between blood cells or air sacs in the lungs
a)
Arteries
b)
Veins
c)
Capillaries
63.
Which is NOT a function of the circulatory system?
a)
deliver O2 and nutrients to cells
b)
remove CO2 and wastes from cells
c)
break down carbohydrates into glucose
d)
transport other materials through body
64.

Highest pressure against blood vessels. Represented by first heat sound

a)

diastolic pressure

b)

systolic pressure

c)

hypotension

d)

hyperstension

65.

lowest pressure against the blood vessels of the body. Measures between contractions

a)

diastolic pressure

b)

systolic pressure

c)

hypotension

d)

hypertension

66.
__________ are nucleic acid functions
a)
store & transfer genetic info
b)
store & create energy
c)
structure & energy for cells
d)
membrane structure and nutrient transfer
67.
______ are examples of carbohydrates
a)
glucose & fructose
b)
guanine & cytosine
c)
glycine & glutamine
d)
samose & deanose
68.
___________ are some functions of lipids.
a)
storing energy and  cell membrane structure
b)
providing actin & providing myosin
c)
cellulose structure and digestive assistance
d)
storing & transferring genetic info
69.
________ are the main components of fats and oils.
a)
lipids
b)
amino acids
c)
nucleic acids
d)
carbohydrates
70.
These organic molecules are used by the body to store and release energy.
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
71.
These organic molecules are used by the body to store the genetic code.
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
72.
These organic molecules are used by the body for long term storage of energy and make up the structure of cell membranes.
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
73.
Sugars (glucose) and starch are examples of this organic molecule:
a)
Carbohydrates
b)
Lipids
c)
Proteins
d)
Nucleic Acids
74.
Which is not a use or function of protein?
a)
forms enzymes and hormones
b)
forms transport channel in cell membrane
c)
forms structural proteins in the body
d)
quick energy
75.
Which organic molecule is primarily used by cells as a source of energy?
a)
Amino Acid
b)
Fatty Acid
c)
Glucose
d)
Protein
76.
Competitive inhibition ...
a)
Binds at the active site
b)
stops other interactions 
c)
Binds all around the enzyme 
77.
What are all of the chemical reactions that occur within an
organism referred to?
a)
Enzymes
b)
Macromolecules
c)
Metabolism
d)
Activation Energy
78.
Name one way in which microbes can enter the body through the circulatory system.
a)
Enter through a cut
b)
Enter through a wound
c)
Enter through a bite
d)
All of the above
79.
An organism with only one cell is called ________________________________.
a)
multi-celled
b)
duracell
c)
single-celled
d)
slow
80.
_________________________ means “of a kind likely to be damaging”.
a)
beneficial
b)
harmful
81.
_________________________means “producing or promoting a favorable result; advantageous; helpful; useful.”
a)
beneficial
b)
harmful
82.
All microbes are harmful.
a)
True
b)
False
83.
Microbes are found everywhere in nature.
a)
True
b)
False
84.
Eukaryotes have a cell nucleus.
a)
True
b)
False
85.
Microbes can enter your body while swimming.
a)
True
b)
False
86.

All of the following are examples of SLOW changes except:

a)

climate drying

b)

fire

c)

erosion

d)

seasons

87.

All of the following are examples of FAST environmental changes except:

a)

hurricanes

b)

continents moving

c)

volcanic eruptions

d)

earthquakes

88.

A random change in a gene

a)

adaptation

b)

competition

c)

mutation

d)

succession

89.

No members of a species left :(

a)

extinction

b)

competition

c)

succession

d)

adaptation

90.

Why are slow changes better for organisms than fast changes?

a)

pollution increases

b)

saves organisms money

c)

more time to adapt

d)

more food for animals

91.

Which of the following is NOT a seasonal change?

a)

migrating

b)

adaptation

c)

camouflage

d)

hibernation

92.

Which of the following is a structural adaptation?

a)

digging

b)

long neck on giraffe

c)

hibernation

d)

migrating

93.

Which of the following is an example of a behavioral adaptation?

a)

thick beak

b)

long tail

c)

long neck on giraffe

d)

ghost crab digging

94.

Farming, building, and pollution are:

a)

types of camoflauge

b)

ways to migrate

c)

structural adaptations

d)

ways humans affect the environmentt

95.

Instructions passed to offspring.

a)

genes

b)

competition

c)

succession

d)

chores

96.
What is a phenotype?
a)
The expression of a trait; physical appearance.
b)
refers to the genetic makeup of an individual
c)
An organism that has the same genes for a trait (ex. TT or tt)
d)
the passing of traits from parent to offspring
97.
What does heterozygous mean?
a)
An organism that has the same genes for a trait (TT or tt)
b)
An organism that has different genes for a trait (Tt)
c)
When neither gene is fully dominant; offspring is a mixture of both
d)
the different forms of a trait (hair color--> brown, blonde, red
98.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
99.
Two heterozygous (Tt)tall pea plants are crossed. Which describes their offspring?
a)
50% tall and 50% short
b)
75%tall and 25% short
c)
100%short
100.
R=round seed
r=wrinkled seed.
Cross a homozygous round with a wrinkled. Which statement predicts the results?
a)
offspring will be Rr
b)
offspring will be RR
c)
round seeds will be recessive to wrinkled
d)
Wrinkled will be observed in half of offspring
101.
Pea plants can have green or yellow seeds. In a pea plant that is heterozygous for seed color, the allele for yellow seeds masks the effects of the allele of green seeds. Which of the following terms best describes the allele for yellow seeds?
a)
codominant
b)
recessive
c)
dominant
d)
sex-linked
102.
Colorblindness is a recessive, X chromosome sex-link disorder. Cross the parents to figure out which percentage of their offspring will be colorblind.
a)
25%
b)
0%
c)
75%
d)
50%
103.
Which best describes the process shown?
a)
mutation in which the DNA content of the gene is ltered
b)
segregation of sister chromatids
c)
condensation and segregation of the alleles
d)
crossing-over which alleles are exchanged
104.
Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG
a)
ATG TGA CAG
b)
TAC ACT GTC
c)
GTA AGT GAC
d)
CAT TCA CTG
105.
In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of
a)
cytosine
b)
guanine
c)
thymine
d)
uracil
106.
What are the 4 nitrogen bases?
a)
adenine, thymine, cytoplasm, and guanine
b)
adenine, thymine cytosine, and guanine
c)
adenine, thymine, cytosine, and gylcerol
d)
adenine, thymine, cytosine, and glucose
107.
What is the complement to the DNA strand below:
5'-ATGCCAT-3'
a)
5'-TACGGTA-3'
b)
3'-TACGGTA-5'
c)
3'-ATGGCAT-5'
d)
5'-ATGGCAT-3'
108.
a)
Prophase
b)
Interphase
c)
Anaphase
d)
Telophase
109.
a)
Anaphase
b)
Cytokinesis
c)
Telophase
d)
Metaphase
110.
a)
Cytokinesis
b)
Interphase
c)
Anaphase
d)
Metaphase
111.
a)
Cytokinesis
b)
Anaphase
c)
Telophase
d)
Prophase
112.
What organelle makes most of the ATP and is called the power plant of the cell? 
a)
ribosomes
b)
lysosomes
c)
organelles
d)
mitochondrion 
113.
In which organelle does photosynthesis occur?
a)
Mitochondria
b)
Chloroplast
c)
Endoplasmic Reticulum
d)
Lysosome
114.

The image shows the amino Valine. Which category does it likely belong?

a)

Positively Charged

b)

Negatively Charged

115.

The image shows the amino Valine. Which category does it likely belong?

a)

Non-Polar

b)

Uncharged Polar

116.

The image shows the amino Threonine. Which category does it likely belong?

a)

Non-Polar

b)

Uncharged Polar

117.

The image shows the amino Glutamine. Which category does it likely belong?

a)

Non-Polar

b)

Uncharged Polar

118.

The image shows the amino Tyrosine. Which category does it likely belong?

a)

Non-Polar

b)

Non Polar Aromatic

119.

The image shows the amino arginine. Which category does it likely belong?

a)

Positively Charged

b)

Negatively Charged

120.

STR stand for

a)

Short Tandem repeats

b)

Short Tangible Repeats

121.

An intron

a)

does code for proteins

b)

does not code for proteins

122.

An exon

a)

Codes for proteins

b)

Does not code for proteins

123.

What is an STR?

a)

Regulated cell division

b)

Hereditary molecules passed from parent to offspring

c)

sections of a chromosome in which DNA sequences are repeated

124.
Which molecule enters Kreb's Cycle?
a)
Pyruvate
b)
Glucose
c)
Acetyl CoA
d)
reducing powers
125.
What group of biological molecules contains DNA and RNA...
a)
Nucleic acids
b)
carbohydrates
c)
proteins
d)
lipids
126.
A biological polymer made of amino acid monomers is a 
a)
protein
b)
lipid
c)
carbohydrate
d)
nucleic acid
127.
What is the purpose  of an enzyme?
a)
give permission for the reaction
b)
raise activation energy
c)
speed up reactions
d)
control how many reactions occur
128.
Enzymes are capable of increasing the rate of a chemical reaction within a living cell.  Enzymes accomplish this through which of the following means?
a)
reducing the number of products   
b)
reducing the activation energy
c)
increasing the temperature of the cell
d)
increasing the concentration of reactants 
129.
Homeostasis
a)
allows for a wildly fluctuating internal environment
b)
is impossible in vertebrates
c)
is the maintenance of a relatively stable internal environment and often incorporates a form of feedback regulation
d)
is the maintenance of a relatively stable external environment and often incorporates a form of feedback regulation
130.
Which transport does not require energy?
a)
Passive
b)
Active 
131.
Permeable means
a)
things can pass through
b)
the concentration levels are different
c)
it is permanent
d)
things are stuck
132.
Which term means "water-loving"?
a)
Cohesion
b)
Nonpolar
c)
Hydrophilic
d)
Hydrophobic
133.
The cell membrane is made mostly of
a)
phospholipid monolayer and proteins
b)
phospholipid bilayer and proteins
c)
proteins and carbohydrates bilayer
d)
triglycerides and carbohydrates
134.
Facilitated diffusion uses _______________ __________________ to move materials across the cell membrane. 
a)
ATP energy
b)
transport proteins
c)
Special osmosis
d)
Santa Claus
135.
diffusion is the movement of 
a)
water from low to high concentration
b)
particles from low to high concentration
c)
water from high to low concentration
d)
particles from high to lowconcentration
136.
The process of converting the energy in food into energy the body can use.
a)
Metabolism
b)
Diet
c)
Digestion
d)
Calories
137.
Energy from food is called
a)
Carbohydrates
b)
Protein
c)
Calories
138.
What is cohesion?
a)
water molecules sticking to other water molecules
b)
water molecules sticking to different molecules
c)
when you dissolve a substance in a solution 
d)
when molecules become chemically combined
139.
Dehydration synthesis (or condensation synthesis) is the process in which
a)
water molecules are formed in the formation of polymers from monomers
b)
Water molecules are attracted to each other
c)
water 
140.

The primary structure of a protein is determined by the ____, and the secondary structure is determined by the _______

a)

number of double covalent bonds found in the carbon backbone, type of functional group attached to the backbone

b)

sequence of amino acids, hydrogen bonding between different parts of the molecule

c)

sequence of amino acids, number of double covalent bonds found in the carbon backbone

d)

type of functional group attached to the carbon backbone, sequence of amino acids

141.

Two structure found in plant cells that are not found in animal cells are

a)

cell wall and central vacuole

b)

cell wall and mitochondria

c)

nucleus and cell wall

d)

plasma membrane and nucleus

142.

Which of the following is a difference between active transport and facilitated diffusion?

a)

active transport involves transport proteins and facilitated diffusion does not

b)

facilitated diffusion can move solutes against a concentration gradient and active transport cannot

c)

active transport requires the expenditure of energy, and facilitated diffusion does not

d)

facilitated diffusion involves transport proteins and active transport does not

143.

Which of the following correctly lists the sequence of events that take place in protein synthesis in order?

a)

small section of DNA molecule is read, RNA processing, tRNA bring in amino acids, ribosomes assemble, mRNA is formed, elongation of a polypeptide chain

b)

ribosomes assemble, tRNA bring in amino acids, elongation of a polypeptide chain, small section of DNA molecule is read, mRNA is formed, RNA processing

c)

small section of DNA molecule is read, mRNA is formed, RNA processing, ribosomes assemble, tRNA bring in amino acids, elongation of a polypeptide chain

d)

RNA processing, small section of DNA molecule is read, ribosomes assemble, mRNA is formed, tTNA bring in amino acids, elongation of a polypeptide chain

144.

A young woman had a baby and wished collect child support from the father. The 'supposed' father claimed that the woman was lying and that he was not the father of the child. If the woman and the 'supposed' father both had AB blood, which of the following phenotypes of the child would support the 'supposed' father's claim that he is NOT the father of the child?

a)

A

b)

B

c)

O

d)

AB

145.

Which of the following is a feature seen in veins but NOT arteries? (the reason why we lift our legs during a power nap)

a)

thick muscular walls

b)

high blood pressure

c)

smooth epithelial lining

d)

one-way valves

146.

An essential amino acid is one that

a)

cannot be synthesized by the body and must be ingested with food

b)

infants need initially during their first year of life

c)

needs to be synthesized daily in order to keep up with metabolic demands

d)

the subset of amino acids that are used to drive protein production in humans

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