Question 1

Having examined a cheek cell under a microscope, you can confidently state that ________

Accepted Answer

A)  the cells are large, flat, and have centrally located nucleus.
B)  the cells are full of distinct fibers.
C)  the cells are dimpled and flat in their centers.
D)  the cells have long processes like axons and dendrites.E) None of the above
F) A) and B)

Question 2

-What is the function of the structure labeled "c"?

Accepted Answer

A)  Houses the ATP producing mitochondria
B)  Moves the cell in one direction
C)  Holds DNA
D)  Dissolves barriersE) A) and C)
F) A) and D) B

Question 3

-Which letter points to a lysosome?

Accepted Answer

A)  E
B)  K
C)  G
D)  AE) A) and D)
F) A) and C)

Question 4

Which cell type is packed with actin and myosin?

Accepted Answer

A)  Red blood cell
B)  Cardiac muscle cell
C)  Sperm
D)  NeuronE) A) and D)
F) A) and C) B

Question 5

Which organelle of the cytoskeletal elements acts as an anchor to plasma membrane proteins and enables cellular movements?

Accepted Answer

A)  Intermediate filaments
B)  Centrioles
C)  Microfilaments
D)  MicrotubulesE) A) and C)
F) A) and B)

Question 6

Streptomycin is an antibiotic that binds to bacterial ribosomes. Which cellular process will this drug prevent, thus causing the death of the bacteria?

Accepted Answer

A)  Cellular respiration
B)  Protein synthesis
C)  DNA replication
D)  Cellular transportE) A) and B)
F) C) and D)

Question 7

Why is it dangerous to administer an intravenous line of pure water to a patient?

Accepted Answer

A)  The pure water will draw more water out of the red blood cells causing them to shrink.
B)  The pure water will move into the red blood cells causing them to lyse.
C)  The pure water will draw out proteins from the red blood cells, causing them to shrink.
D)  The pure water will move out of the red blood cells causing them to lyse.E) None of the above
F) A) and D)

Question 8

Which of the methods will you use in the lab to obtain cells to view on a microscope slide?

Accepted Answer

A)  Scrape the inside of the cheek.
B)  Use a urine sample.
C)  Use a drop of saliva.
D)  Use a lancet to extract blood sample.E) A) and B)
F) B) and D)

Question 9

-Which image corresponds to metaphase?

Accepted Answer

A)  A
B)  B
C)  C
D)  DE) C) and D)
F) All of the above B

Question 10

Which statement is true regarding osmosis?

Accepted Answer

A)  Water is drawn toward high concentrations of solutes.
B)  It regulates the transport of gases from high to low concentrations.
C)  Solutes move from areas of high concentration to low concentration.
D)  The goal of osmosis is to create a natural solute gradient from high to low.E) B) and D)
F) A) and D)

Question 11

A cell's plasma membrane is ________.

Accepted Answer

A)  semipermeable
B)  impermeable
C)  freely permeableD) All of the above
E) A) and C)

Question 12

-Which image shows chromatin condensing to form chromosomes?

Accepted Answer

A)  A
B)  B
C)  C
D)  DE) All of the above
F) None of the above

Question 13

-Identify the structure labeled "j."

Accepted Answer

A)  Rough endoplasmic reticulum
B)  Golgi apparatus
C)  Smooth endoplasmic reticulum
D)  MitochondrionE) B) and C)
F) A) and B)

Question 14

Which cell is propelled by a flagellum?

Accepted Answer

A)  Sperm
B)  Red blood cell
C)  Cardiac muscle cell
D)  NeuronE) A) and B)
F) A) and C)

Question 15

What are the three components of a typical cell?

Accepted Answer

A)  Nucleic acids, organelles, and nucleus
B)  Nucleus, plasma membrane, and cell wall
C)  Nucleic acids, cells wall, and organelles
D)  Nucleus, plasma membrane, and cytoplasmE) None of the above
F) A) and B)

Question 16

In your osmosis lab experiment, what material will be used to simulate the plasma membrane of a cell?

Accepted Answer

A)  A paper towel
B)  Onion skin
C)  A model of the cell
D)  Dialysis tubingE) All of the above
F) C) and D)

Question 17

One function of a liver cell (hepatocyte) is to detoxify our blood. Which of the following organelles would you expect to see in a high quantity in these hepatocytes?

Accepted Answer

A)  Lysosomes
B)  Peroxisomes
C)  Mitochondria
D)  Rough endoplasmic reticulumE) A) and D)
F) B) and D)

Question 18

White blood cells perform phagocytosis very well. They destroy and break down foreign microorganisms. Because of this, you would expect these cells to have a high number of which of the following organelles?

Accepted Answer

A)  Mitochondria
B)  Lysosomes
C)  Golgi apparatus
D)  Smooth endoplasmic reticulumE) None of the above
F) All of the above

Question 19

-What type of cell is shown in this image?

Accepted Answer

A)  Neuron
B)  Sperm cell
C)  Cardiac muscle fiber
D)  Blood cellE) None of the above
F) B) and C)

Question 20

-Which letter points to a mitochondrion?

Accepted Answer

A)  F
B)  J
C)  H
D)  KE) All of the above
F) A) and C)

Exam 5: The Cell

Having examined a cheek cell under a microscope, you can confidently state that ________

Correct AnswerverifiedShow Answer

-What is the function of the structure labeled "c"?

Correct AnswerverifiedB

-Which letter points to a lysosome?

Correct AnswerverifiedShow Answer

Which cell type is packed with actin and myosin?

Correct AnswerverifiedB

Which organelle of the cytoskeletal elements acts as an anchor to plasma membrane proteins and enables cellular movements?

Correct AnswerverifiedShow Answer

Streptomycin is an antibiotic that binds to bacterial ribosomes. Which cellular process will this drug prevent, thus causing the death of the bacteria?

Correct AnswerverifiedShow Answer

Why is it dangerous to administer an intravenous line of pure water to a patient?

Correct AnswerverifiedShow Answer

Which of the methods will you use in the lab to obtain cells to view on a microscope slide?

Correct AnswerverifiedShow Answer

-Which image corresponds to metaphase?

Correct AnswerverifiedB

Which statement is true regarding osmosis?

Correct AnswerverifiedShow Answer

A cell's plasma membrane is ________.

Correct AnswerverifiedShow Answer

-Which image shows chromatin condensing to form chromosomes?

Correct AnswerverifiedShow Answer

-Identify the structure labeled "j."

Correct AnswerverifiedShow Answer

Which cell is propelled by a flagellum?

Correct AnswerverifiedShow Answer

What are the three components of a typical cell?

Correct AnswerverifiedShow Answer

In your osmosis lab experiment, what material will be used to simulate the plasma membrane of a cell?

Correct AnswerverifiedShow Answer

One function of a liver cell (hepatocyte) is to detoxify our blood. Which of the following organelles would you expect to see in a high quantity in these hepatocytes?

Correct AnswerverifiedShow Answer

White blood cells perform phagocytosis very well. They destroy and break down foreign microorganisms. Because of this, you would expect these cells to have a high number of which of the following organelles?

Correct AnswerverifiedShow Answer

-What type of cell is shown in this image?

Correct AnswerverifiedShow Answer

-Which letter points to a mitochondrion?

Correct AnswerverifiedShow Answer

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B

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