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Amoeba Sisters Bio Review (Based on Stroll Through the Playlist)

Total questions: 175

Worksheet time: 2hrs 51mins

Name
Class
Date
1.

The study of life....

a)

biology

b)

chemistry

c)

geology

d)

herpatology

2.

Unicellular means....

a)

made up of many cells

b)

made up of one cell

c)

a small unicorn

d)

no correct answer choice given

3.

Which of the following is in the correct organizational order from smallest to most complex?

a)

no correct answer choice given

b)

organ system--organ--tissue--cell

c)

tissue--cell--organ--organ system

d)

cell--tissue--organ--organ system

4.

To maintain balance...

a)

homeostasis

b)

coolness

c)

pH levels

d)

no correct answer choice given

5.

What is created during photosynthesis?

a)

Chlorophyll

b)

Cell walls

c)

Glucose

d)

Amino Acids

6.

What process breaks down glucose in order to create energy?

a)

Photosynthesis

b)

Cellular Respiration

c)

Circulation

7.

Yes or no: Living things have to reproduce.

a)

yes

b)

no

8.

All living things have some sort of genetic material.

a)

Yes

b)

No

9.

Animals are the only living things that must respond to a stimulus.

a)

Yes

b)

No

10.

Change over time...

a)

reproduction

b)

evolution

c)

satisfaction

d)

photosynthesis

11.

Are viruses alive?

a)

Yes

b)

No

12.

Viruses have the ability to reproduce on their own.

a)

Yes

b)

No

13.

Which of the following is NOT a characteristic of life?

a)

Grow and reproduce

b)

Respond to stimuli

c)

Use energy

d)

Look pretty

14.

I am useful for a fast source of energy

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

15.

I have involvement in building muscle

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

16.

If athletes “pasta load,” they consume a lot of me.

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

17.

I am helpful for long term energy storage

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

18.

A mutation in DNA would initially start with me.

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

19.

I make up cell membranes.

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

20.

I am important for insulation.

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

21.

I can contain long fatty acid chains.

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

22.

My category includes genetic material.

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

23.

I contain elements C, H, and O and have a ring-like structure

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

24.

Enzymes, which can speed up reactions, belong in my category.

a)

Carbohydrates

b)

Lipids

c)

Proteins

d)

Nucleic Acids

25.
Plants and animal cells are examples of ___ cells 
a)
prokaryotic cells 
b)
eukaryotic cells 
26.
Which of the following is found inside a prokaryote?
a)
cytoplasm
b)
DNA
c)
ribosomes
d)
all of these
27.
Where is the DNA found in a prokaryotic cell? 
a)
floating around in the cytoplasm 
b)
in the nucleus 
28.
What type of cell has a nucleus? 
a)
eukaryotic
b)
prokaryotic 
29.
One example of a prokaryote is a...
a)
fungus
b)
bacteria
c)
animal
d)
plant
30.
Both prokaryotes and eukaryotes have a nucleus.
a)
True
b)
False
31.
What type of cell is pictured?
a)
Prokaryotic
b)
Eukaryotic
c)
Plant
d)
Animal
32.

This cell is a ...

a)

Prokaryotic Cell

b)

Eukaryotic Cell

33.

Which cells contain Ribosomes?

a)

Prokaryotic

b)

Eukaryotic

c)

Both

34.

Which cells have cytoplasm?

a)

Prokaryotic

b)

Eukaryotic

c)

Both

35.

Which cell does NOT have a nucleus?

a)

Prokaryote

b)

Eukaryotes

36.

Which type of cell has DNA IN A NUCLEUS?

a)

Prokaryotic

b)

Eukaryotic

37.

Which type of cell is surrounded by a cell membrane?

a)

Prokaryotic

b)

Eukaryotic

c)

Both

38.

Which type of cell makes up ONLY unicellular organisms?

a)

Prokaryotic

b)

Eukaryotic

39.

Which type of cell is this?

a)

Prokaryotic

b)

Eukaryotic

40.

Which cell is larger?

a)

Prokaryotic

b)

Eukaryotic

41.

Which cell is smaller?

a)

Prokaryotic

b)

Eukaryotic

42.

This is a _________________ cell.

a)

Prokaryotic

b)

Eukaryotic

43.
What is a substance called if it speeds up a chemical reaction?
a)
reusable
b)
catalyst
c)
specific
d)
fragile
44.
Each enzyme only has 1 substrate that will fit its active site.  What is this called?
a)
reusablility
b)
denaturation
c)
specificity
d)
fragility
45.
With what 3 letters do enzymes typically end?
a)
-ose
b)
-ase
c)
-ese
d)
-tic
46.
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.
47.
Which of the following conclusions can be drawn from this graph?
a)
The optimum pH of the enzyme is 6.6.
b)
The optimum pH of the enzyme is 5.8
c)
The enzyme’s activity increases as pH increases 5.0 to 9.0
d)
The enzyme’s activity is greater around pH of 8.0 .
48.
Any substance that is acted upon by an enzyme is called a(n)?
a)
Coenzyme
b)
Substrate
c)
Vitamin
d)
Polypeptide
49.
In the diagram, what is letter A? 
a)
product
b)
substrate
c)
enzyme-substrate complex
d)
active site
50.
Enzymes are...
a)
nucleic acids
b)
proteins
c)
lipids
d)
carbohydrates
51.
An enzyme speeds up a chemical reaction in the cell but can only be used once.  True or False? 
a)
true
b)
false
52.
What is the function of an enzyme?
a)
enzymes break themselves into small pieces
b)
enzymes slow down chemical reactions
c)
enzymes speed up chemical reactions
d)
enzymes combine products to form reactants 
53.
What happens when enzymes are heated to a high temperature?
a)
The enzymes die.
b)
The shapes of the enzyme are altered denature
c)
The enzymes' amino acid sequence changes.
d)
The enzymes remain the same
54.
Which of these is most likely an enzyme?  
a)
Sucrose
b)
Galactose
c)
Fructose
d)
Amylase
55.
Enzymes speed up reaction rates by changing...
a)
Activation Energy
b)
pH
c)
Hydrogen Bonds
d)
Kinetic Energy
56.
Letter D...
a)
active site
b)
enzyme
c)
substrate
d)
products
57.
Letter B...
a)
active site
b)
enzyme
c)
substrate
d)
products
58.
Letter C...
a)
active site
b)
enzymes
c)
substrate
d)
products
59.
Letter E...
a)
active site
b)
enzyme
c)
substrate
d)
products
60.
Which enzyme is most efficient in a basic solution?
a)
A
b)
B
61.
A phospholipid has 2 parts. What are they called? 
a)
Hydrophilic Head, Hydrophobic Tail 
b)
Hydrophobic Head, Hydrophilic Tail 
62.
A ______________ is composed of a phosphate and glycerol head and 2 fatty acid chain tails. 
a)
phospholipid 
b)
Carbohydrate
c)
Cholesterol 
d)
Protein 
63.
"Water Loving"
a)
Hydrophobic
b)
Hydrophilic 
c)
Hydroelectric 
d)
Hydroloric
64.
"Water Fearing" 
a)
Hydrophobic
b)
Hydrophilic 
c)
Hydroelectric 
d)
Hydroloric
65.
Describes the arrangement of the cell membrane as bendable and made of many parts. 
a)
The Fluid Mosaic Model 
b)
The Major Mobility Model 
c)
The Crazy Cell Model
d)
The Maze Model
66.
___________ allow cells to recognize each other and act like ID tags. 
a)
Carbohydrates 
b)
Proteins
c)
Phospholipids 
d)
Cholesterol
67.
___________ strengthens and stabilizes the cell membrane.
a)
Carbohydrates 
b)
Proteins 
c)
Phospholipids 
d)
Cholesterol
68.
___________ have 2 functions in the cell membrane.
1.) They act like gatekeepers, only let certain things in. 
2.) Enzyme receptors embedded in the membrane.
a)
Carbohydrates 
b)
Proteins 
c)
Phospholipids 
d)
Cholesterol
69.
___________ form the two layers of the cell membrane. 
a)
Carbohydrates 
b)
Proteins 
c)
Phospholipids 
d)
Cholesterol
70.
It forms a boundary between the inside of the cell and the outside of the cell. 
a)
Cell Membrane
b)
Lipid Cleric Layer
c)
Membrane Gate
d)
Protein Receptors 
71.
Controls the passage of materials inside and outside of the cell. 
a)
Cell Membrane
b)
Lipid Cleric Layer
c)
Membrane Gate
d)
Protein Receptors 
72.
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 
73.
This is a picture of which type of receptor? 
a)
Intracellular
b)
Extracellular
74.
This is a picture of which type of receptor?
a)
Intracellular
b)
Extracellular
75.
A specific molecule that binds with a receptor to make something happen. 
a)
Ligand
b)
Receptor 
c)
Lipid
d)
Magic Potion
76.

The movement of particles from an area of high to low concentration is known as--

a)

Passive Transport

b)

Active Transport

77.

What is it called when large molecules move across the cell membrane from an area of high concentration to an area of low concentration through a protein channel?

a)

Diffusion

b)

Osmosis

c)

Active Transport

d)

Facilitated Diffusion

78.

How does a cell maintain homeostasis?

a)

By controlling what enters and leaves the cell

b)

Flexibility

c)

Protective barrier

d)

Structure and support

79.

Cell membrane transport that occurs without energy is called--

a)

active transport

b)

endocytosis

c)

passive transport

d)

exocytosis

80.

What is the name of the process in which small molecules move from an area of high concentration to an area of low concentration across the cell membrane

a)

Diffusion

b)

Osmosis

c)

Active Transport

d)

Facilitated Diffusion

81.

When there is an equal number of molecules on the inside and outside of the cell, that is called-

a)

difference

b)

transportation

c)

homeostasis

d)

solution

82.

What is homeostasis?

a)

How the body releases oxygen

b)

Passive transportation

c)

Balance in the body

d)

Active transport

83.
What is the difference between active and passive transport?
a)
Active does not need energy and passive uses ATP (energy)
b)
Active uses ATP (energy) and passive does not need energy
c)
Active stores transport proteins and passive releases 
d)
Active uses hormones and passive does not 
84.

The movement of molecules from low to high is known as

a)

simple diffusion

b)

facilitated diffusion

c)

active transport

d)

osmosis

85.
ALL living cells have this in common
a)
Nucleus
b)
Cell Membrane
c)
Cell Wall
d)
Mitochondria
86.
Movement of particles from high to low concentration. 
a)
Passive Transport
b)
Active Transport
87.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
88.
Which is true about active transport?
a)
It requires energy
b)
It does not require energy
c)
It moves substances down the concentration gradient
d)
it moves material from high to low concentration
89.
The concentration of water is higher in the soil than in plant root cells. Water moves into root cells of a plant by...
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
90.
This cell structure helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
a)
vacuole
b)
nucleus
c)
cell membrane
d)
cell wall
91.
What type of transport is illustrated?
a)
facilitated diffusion
b)
active transport
c)
diffusion
d)
osmosis
92.
The picture is an example of...
a)
active tranport
b)
passive transport
c)
diffusion
d)
osmosis
93.
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
94.

What is diffusion

a)

The movement of small particles from an area of high concentration to an area of low concentration

b)

The movement of large particles from an area of high concentration to an area of low concentration

c)

The movement of small particles from an area of low concentration to an area of high concentration

d)

The movement of large particles from an area of low concentration to an area of high concentration

95.
Which type of transport requires an input of energy?
a)
Passive Transport
b)
Osmosis
c)
Simple Diffusion
d)
Active Transport
96.

Osmosis is the movement of oxygen through a semipermeable membrane.

a)

True

b)

False

97.

The process of osmosis does not require ATP.

a)

True

b)

False

98.

Water moves from an area of high water concentration to an area of low water concentration.

a)

True

b)

False

99.

Which statement is false?

a)

Water always moves to areas of low solute concentration.

b)

Salt is an example of a solute.

c)

A solute is something dissolved in water.

100.

Hypertonic solution

a)

Has a low solute concentration

b)

Has a high solute concentration

c)

Water moves out of this solution

101.

Red blood cells

a)

Burst when they are placed in a hypotonic solution

b)

Burst when they are placed in a hypertonic solution

c)

Shrink when they are placed in a hypotonic solution

102.

What happens you place salt on a plant or a slug?

a)

Water moves out of its cells and it could die.

b)

Water moves into its cells and it could die.

c)

This creates an hypotonic environment and it could die.

103.

What happens when you place a saltwater fish in freshwater?

a)

Water moves out of its cells and it could die.

b)

Water moves into its cells and it could die.

c)

This creates a hypertonic environment and it could die.

104.

Osmosis is the movement of oxygen through a semipermeable membrane.

a)

True

b)

False

105.
Where will the water go?
a)
Into the cell
b)
Out of the cell
c)
Equally in & out - it's isotonic
d)
There is no water
106.
HYPO means...
a)
Low
b)
High
c)
Equal
d)
Fat
107.
ISO means...
a)
Low
b)
A lot
c)
Equal
d)
Mammal
108.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
109.
This is the first step of cellular respiration
a)
Glycolysis
b)
Lactic Acid Fermentation
c)
Alcoholic Fermentation
d)
Aerobic Respiration
110.

Plants are the only organisms that photosynthesize.

a)

True

b)

False

111.

What is the purpose of photosynthesis?

a)

To make ATP.

b)

To make glucose.

c)

To absorb heat energy.

d)

To provide oxygen to humans.

112.

Which is the correct chemical equation for photosynthesis?

a)

C6H12O6 + 6H2O → 6O2 + 6CO2

b)

C6H12O6 + 6O2 → 6H2O + 6CO2

c)

6H2O + 6CO2 + → C6H12O6 + 6O2

d)

6ATP + 6O2 → 6H2O + 6CO2 + C6H12O6

113.

Chlorophyll is a pigment that captures light energy, and it reflects green light.

a)

True

b)

False

114.

Photosynthesis occurs in which organelle?

a)

Mitochondrion

b)

Chloroplast

c)

Ribosome

d)

Chromoplast

115.

Which of the following is false about the light dependent reaction?

a)

It occurs in the thylakoids (pigment pancakes) of the chloroplast.

b)

ATP and NADPH are produced during this reaction.

c)

It occurs in the stroma (the fluid surrounding the thylakoids) of the chloroplast.

d)

Oxygen is released into the atmosphere during this reaction.

116.
Fermentation involves
a)
aerobic respiration
b)
anaerobic respiration 
117.
Yeast is a(n)
a)
autotroph
b)
producer
c)
heterotroph
d)
plant
118.
Why is yeast used to bake bread? 
a)
The waste gas, CO2, makes bread rise
b)
The alcohol produced makes bread dangerous
c)
The yeast consumes O2, causing bread to rise
119.
What cells in the body may undergo lactic acid fermentation during exercise? 
a)
Muscle cells
b)
Fat cells
c)
Liver cells
d)
Skin cells
120.
Fermentation is cellular respiration without which molecule?
a)
CO2
b)
O2
c)
C6H12O6
121.
How are lactic acid and alcoholic fermentation similar?
a)
They have the same products
b)
They have the same reactants
c)
They both require oxygen
d)
They occur in the same organisms
122.
When respiration occurs with oxygen, it is called _______
a)
anaerobic
b)
aerobic
c)
light-dependent
d)
fermentation
123.
Fermentation is:
a)
Cellular Respiration 
b)
Photosynthesis
c)
Aerobic
d)
Anaerobic
124.

Cellular respiration is called an aerobic process because it requires_____

a)

exercise

b)

light

c)

glucose

d)

oxygen

125.

The term "anaerobic" means :

a)

with oxygen.

b)

without oxygen.

c)

alive.

d)

nonliving.

126.

What are the waste products from fermentation? (Choose all that apply)

a)

starch

b)

carbon dioxide

c)

glucose

d)

alcohol

127.

All fermentation produces some amount of alcohol.

a)

true

b)

false

128.

Which best defines heredity?

a)

The passing of traits from parent to offspring.

b)

The passing of traits from offspring to child.

c)

A portion of DNA that codes for a protein.

d)

The building blocks of a gene.

129.

What codes for your traits?

a)

DNA that is found in the rough ER

b)

Proteins found in the nucleus

c)

Proteins found in the cytoplasm

d)

DNA found in the nucleus

130.

Which best describes the structure of DNA?

a)

Single helix

b)

Double helix

c)

Triple helix

d)

A protein complex

131.

DNA stands for

a)

Dioxyribose acid

b)

Deoxygenated acid

c)

Deoxyribonucleic acid

d)

Denucleated acid

132.

DNA belongs to a group of biomolecules called

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Nucleic acids

133.

Which best describes DNA?

a)

Its monomers are called amino acids which consist of a sugar, a phosphate, and a carbon base.

b)

Its monomers are called nucleotides which consist of a sugar, a phosphate, and a nitrogen base.

c)

Its monomers are called nucleotides which consist of a sugar, a nitrate, and a phosphorus base.

d)

Its monomers are called monosaccharides which consist of a sugar, a phosphate, and a hydrogen base.

134.

Which part of the DNA molecule determines your traits?

a)

The sequence of the carbon bases

b)

The sequence of the phosphorus bases

c)

The sequence of the nitrogen bases

d)

The sequence of the hydrogen bases

135.

Which statement is true about the four nitrogen bases found in DNA?

a)

Adenine pairs with thymine, and cytosine pairs with uracil

b)

Adenine pairs with guanine, and cytosine pairs with thymine

c)

Adenine pairs with thymine, and cytosine pairs with guanine

d)

Adenine pairs with tryptophan, and cytosine pairs with glycine

136.

What holds the two strands of DNA together?

a)

Carbon bonds

b)

Covalent bonds

c)

Oxygen bonds

d)

Hydrogen bonds

137.

Which statement is false?

a)

The pigment in your eyes is actually a protein.

b)

The main function of a protein is to energize the body.

c)

Not all of the DNA in a cell codes for proteins.

d)

Gene regulation is when genes in a cell “turn on” and “turn off.”

138.

Chromosomes condense

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

e)

Telophase

139.

Cells spend 90% of their time in this phase

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

e)

Telophase

140.

Splitting occurs and two cells form

a)

Interphase

b)

Mitosis

c)

Cytokinesis

141.

Chromosomes arrive at opposite ends of the cell

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

e)

Telophase

142.

Chromosomes line up along the middle of the cell

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

e)

Telophase

143.

DNA replication occurs

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

e)

Telophase

144.

The sister chromatids separate, and begin to move towards the poles of the cell.

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

e)

Telophase

145.

The nuclear membrane disassembles (breaks down)

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

e)

Telophase

146.

A nuclear membrane forms around each group of chromosomes

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

e)

Telophase

147.

Part of the chromosome where sister chromatids are held together.

a)

Spindle fibers

b)

Centromere

c)

Centrioles

d)

Telomere

148.

Chromosomes consist of DNA and proteins.

a)

True

b)

False

149.

Chromosomes are located in the nucleus of eukaryotic cells.

a)

True

b)

False

150.

There are 48 chromosomes in each human body cell.

a)

True

b)

False

151.

Meiosis is used to produce body cells, and mitosis is used to make sperm and egg.

a)

True

b)

False

152.

___________________ is the result of uncontrolled cell growth.

a)

Down syndrome

b)

Diabetes

c)

Cancer

d)

Sick cell anemia

153.

When and where does DNA replication occur in a eukaryotic cell?

a)

During prophase, in the nucleus

b)

During interphase, in the cytoplasm

c)

During prophase, in the cytoplasm

d)

During interphase, in the nucleus

154.

DNA replication is a semiconservative process. Why?

a)

When DNA replicates, each new DNA molecule contains half of the original molecule.

b)

When cells reproduce, the new cell needs a copy of the DNA.

c)

The two DNA strands do not go in the same direction.

d)

DNA polymerase can only add nucleotides to the 3’ end of the DNA strand.

155.

What is the function of primers?

a)

Gives a place for helicase to start working.

b)

Gives a place for primase to start working.

c)

Gives a place for ligase to start working.

d)

Gives a place for DNA polymerase to start working.

156.

Builds a new strand of DNA

a)

DNA polymerase

b)

Helicase

c)

Ligase

d)

Primase

e)

Single stranded binding proteins

157.

Creates a piece of RNA

a)

DNA polymerase

b)

Helicase

c)

Ligase

d)

Primase

e)

Single stranded binding proteins

158.

Glues DNA fragments together

a)

DNA polymerase

b)

Helicase

c)

Ligase

d)

Primase

e)

Single stranded binding proteins

159.

Unwinds and unzips the DNA

a)

DNA polymerase

b)

Helicase

c)

Ligase

d)

Primase

e)

Single stranded binding proteins

160.

Keeps the DNA strands separated

a)

DNA polymerase

b)

Helicase

c)

Ligase

d)

Primase

e)

Single stranded binding proteins

161.

The nuclei form, cytokinesis occurs, forming four cells

a)

Anaphase 1

b)

Telophase 1

c)

Anaphase 2

d)

Telophase 2

162.

The homologous chromosomes line up side-by-side down the middle of the cell, during mitosis they line up in a single

file line.

a)

Prophase 1

b)

Metaphase 1

c)

Anaphase 1

d)

Telophase 1

163.

The new nuclei form and the cell splits into two

a)

Prophase 1

b)

Metaphase 1

c)

Anaphase 1

d)

Telophase 1

164.

Chromosomes are duplicated

a)

Interphase

b)

Meiosis

c)

Mitosis

d)

Cytokinesis

165.

Spindles form, nuclear membrane breaks down

a)

Prophase 1

b)

Metaphase 1

c)

Anaphase 1

d)

Telophase 1

166.

The chromosomes line up in the middle in a single file line.

a)

Prophase 1

b)

Metaphase 1

c)

Metaphase 2

d)

Anaphase 2

167.

The chromatids are pulled apart by the spindle fibers

a)

Prophase 2

b)

Metaphase 2

c)

Anaphase 2

d)

Telophase 2

168.

The chromosomes condense and thicken, they line up with

their homologous pair and they cross over.

a)

Interphase

b)

Prophase 1

c)

Metaphase 1

d)

Telophase 2

169.

The chromosomes are pulled away from each other by the spindle fibers.

a)

Prophase 1

b)

Metaphase 2

c)

Anaphase 1

d)

Telophase 2

170.

What is number 10?

a)

23

b)

46

c)

92

d)

184

171.

What is number 12?

a)

23

b)

46

c)

92

d)

184

172.

What is number 15?

a)

23

b)

46

c)

92

d)

184

173.

What is number 17?

a)

23

b)

46

c)

92

d)

184

174.

Which two processes creates variety in sperm and egg.

a)

Mitosis and meiosis

b)

DNA replication and synapses

c)

Transcription and translation

d)

Crossing over and independent assortment

175.

This when the spindle fibers do not separate the chromosomes accurately, resulting in a gamete with incorrect chromosome numbers.

a)

Nondisjunction

b)

Disjunction

c)

Meiosis

d)

Translocation

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