Question 1

Numerous short extensions of the cell that function for movement,either of the cell through its environment or the environment past a stationary cell,are called ________.

Accepted Answer

A)  vesicles
B)  flagella
C)  pili
D)  ciliaE) None of the above
F) A) and B)

Question 2

When would the chromatin be the most tightly coiled?

Accepted Answer

A)  During protein synthesis
B)  During cellular respiration
C)  During photosynthesis
D)  During cellular divisionE) All of the above
F) A) and D)

Question 3

If a cell had a damaged central vacuole,it would have difficulty performing what function?

Accepted Answer

A)  Storing water
B)  Converting light energy into food molecules
C)  Converting food energy into cellular energy
D)  Assembling lipidsE) C) and D)
F) A) and C)

Question 4

The nucleus is a large ________.

Accepted Answer

A)  organelle
B)  plastid
C)  plasmid
D)  vacuoleE) A) and B)
F) A) and C)

Question 5

Describe the internal organization of a chloroplast.Be sure to list any chloroplast components covered in Chapter 3.

Accepted Answer

The chloroplast has two membranes,an out...

Question 6

Vitamin C is required to produce collagen.What is collagen and what would be the symptoms of a vitamin C deficiency?

Accepted Answer

Collagen is the primary protein used to ...

Question 7

Which cellular structure is unique to prokaryotic organisms?

Accepted Answer

A)  Ribosome
B)  Flagellum
C)  Pili
D)  None of theseE) A) and C)
F) B) and D) C

Question 8

Some proteins are small and simple while others are large and complex.Where are the small and simple proteins assembled?

Accepted Answer

A)  In the cytoplasm
B)  In the rough endoplasmic reticulum
C)  In the smooth endoplasmic reticulum
D)  In the Golgi apparatusE) None of the above
F) A) and B)

Question 9

What is the role of the smooth endoplasmic reticulum in protein production?

Accepted Answer

A)  Assembles the amino acid chain
B)  Folds the protein into the correct shape
C)  Packages the protein for transport to other parts of the cell and/or body
D)  Has no direct role in protein productionE) All of the above
F) None of the above

Question 10

Which of the following statements is true?

Accepted Answer

A)  Transcription occurs in the nucleus,and translation occurs in the cytoplasm.
B)  Transcription occurs in the nucleolus,and translation occurs in the nucleus.
C)  Transcription and translation both occur in the nucleus.
D)  Transcription and translation both occur in the cytoplasm.E) B) and C)
F) A) and D)

Question 11

What passes through the nuclear pores?

Accepted Answer

A)  RNA
B)  DNA
C)  DNA and RNA
D)  None of theseE) C) and D)
F) B) and C)

Question 12

What makes the "head" of a phospholipid hydrophilic?

Accepted Answer

A)  The even distribution of electrons across the fatty acids makes the head polar.
B)  The uneven distribution of electrons across the fatty acids makes the head polar.
C)  The phosphate group carries a negative charge,making the head polar.
D)  The phosphate group carries a negative charge,making the head nonpolar.E) All of the above
F) C) and D)

Question 13

What is the role of the nuclear membrane?

Accepted Answer

A)  Is the site of protein manufacturing
B)  Regulates transport of substances between the nucleus and the cytoplasm
C)  Harvests energy from food molecules
D)  Regulates transport of substances into and out of the cellE) All of the above
F) A) and B)

Question 14

Identify the prokaryotic organism.

Accepted Answer

A)  Fungus
B)  Bacteria
C)  Animal
D)  PlantE) B) and C)
F) All of the above

Question 15

What is ATP?

Accepted Answer

A)  A protein
B)  A carbohydrate
C)  An energy molecule
D)  An information storage moleculeE) All of the above
F) B) and D) C

Question 16

How many layers of phospholipids make up the plasma membrane?

Accepted Answer

A)  1
B)  2
C)  3
D)  4E) A) and C)
F) A) and B) B

Question 17

What harvests energy from food molecules to make ATP?

Accepted Answer

A)  Chloroplasts
B)  Mitochondria
C)  Nucleus
D)  LysosomeE) All of the above
F) None of the above

Question 18

The passive transport of water is specifically called ________.

Accepted Answer

A)  simple diffusion.
B)  facilitated diffusion.
C)  hydrosmosis.
D)  osmosis.E) A) and D)
F) A) and C)

Question 19

Final protein refinements,storage,and packaging occurs ________.

Accepted Answer

A)  in the cytoplasm.
B)  in the rough endoplasmic reticulum.
C)  in the smooth endoplasmic reticulum.
D)  in the Golgi apparatus.E) B) and D)
F) A) and C)

Question 20

Select the cellular structure that can be found in both plant and animal cells.

Accepted Answer

A)  Chloroplast
B)  Mitochondria
C)  Cell wall
D)  CentrioleE) A) and C)
F) A) and D)

Exam 3: The Cell: The Fundamental Unit of Life

Numerous short extensions of the cell that function for movement,either of the cell through its environment or the environment past a stationary cell,are called ________.

Correct AnswerverifiedShow Answer

When would the chromatin be the most tightly coiled?

Correct AnswerverifiedShow Answer

If a cell had a damaged central vacuole,it would have difficulty performing what function?

Correct AnswerverifiedShow Answer

The nucleus is a large ________.

Correct AnswerverifiedShow Answer

Describe the internal organization of a chloroplast.Be sure to list any chloroplast components covered in Chapter 3.

Correct AnswerverifiedThe chloroplast has two membranes,an out...View AnswerShow Answer

Vitamin C is required to produce collagen.What is collagen and what would be the symptoms of a vitamin C deficiency?

Correct AnswerverifiedCollagen is the primary protein used to ...View AnswerShow Answer

Which cellular structure is unique to prokaryotic organisms?

Correct AnswerverifiedC

Some proteins are small and simple while others are large and complex.Where are the small and simple proteins assembled?

Correct AnswerverifiedShow Answer

What is the role of the smooth endoplasmic reticulum in protein production?

Correct AnswerverifiedShow Answer

Which of the following statements is true?

Correct AnswerverifiedShow Answer

What passes through the nuclear pores?

Correct AnswerverifiedShow Answer

What makes the "head" of a phospholipid hydrophilic?

Correct AnswerverifiedShow Answer

What is the role of the nuclear membrane?

Correct AnswerverifiedShow Answer

Identify the prokaryotic organism.

Correct AnswerverifiedShow Answer

What is ATP?

Correct AnswerverifiedC

How many layers of phospholipids make up the plasma membrane?

Correct AnswerverifiedB

What harvests energy from food molecules to make ATP?

Correct AnswerverifiedShow Answer

The passive transport of water is specifically called ________.

Correct AnswerverifiedShow Answer

Final protein refinements,storage,and packaging occurs ________.

Correct AnswerverifiedShow Answer

Select the cellular structure that can be found in both plant and animal cells.

Correct AnswerverifiedShow Answer

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The chloroplast has two membranes,an out...
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Collagen is the primary protein used to ...
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C

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C

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B

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