Question 1

The endoplasmic reticulum is responsible for

Accepted Answer

A)   lipid synthesis.
B)   protein synthesis.
C)   drug and toxin neutralization.
D)   all of the above
E)   both A and C

Question 2

Figure 3- 1 The Plasmalemma
Use Figure 3- 1 to answer the following questions) :
-Microfilaments are labeled

Accepted Answer

A)   1.
B)   2.
C)   3.
D)   5.
E)   6.

Question 3

Which of the following is not a function of membrane proteins?

Accepted Answer

A)   cell nutrient
B)   bind to ligands
C)   regulate the passage of ions
D)   act as anchors or stabilizers for the cell membrane
E)   act as carrier molecules for various solutes

Question 4

The watery component of the cytoplasm is called

Accepted Answer

A)   interstitial fluid.
B)   cytosol.
C)   a colloidal gel.
D)   protoplasm.
E)   extracellular fluid.

Question 5

Synthesis of lipids and glycogen takes place at the

Accepted Answer

A)   rough ER.
B)   smooth ER.
C)   mitochondria.
D)   Golgi apparatus.
E)   ribosomes.

Question 6

The genetically programmed death of cells is called

Accepted Answer

A)   replication.
B)   metastasis.
C)   apoptosis.
D)   mitosis.
E)   differentiation.

Question 7

mRNA is needed to synthesize______ in the cytoplasm.

Accepted Answer

A)   lipids
B)   phospholipids
C)   carbohydrates
D)   proteins
E)   all of the above

Question 8

The physical process by which a single animal cell separates into two cells is called____________
.

Accepted Answer

The answer of The physical process by which a single...

Question 9

The process of protein formation directed by mRNA is called

Accepted Answer

A)   replication.
B)   transcription.
C)   auscultation.
D)   mitosis.
E)   translation.

Question 10

Figure 3- 2 The Anatomy of a Representative Cell
Use Figure 3- 2 to answer the following questions) :
-Which organelle renews the cell membrane and modifies and packages proteins for secretion?

Accepted Answer

A)   4
B)   5
C)   6
D)   7
E)   8

Question 11

Figure 3- 2 The Anatomy of a Representative Cell
Use Figure 3- 2 to answer the following questions) :
-Cancer cells

Accepted Answer

A)   have a slow mitotic rate.
B)   are indistinguishable from normal body cells.
C)   generally form benign tumors.
D)   do not form neoplasms.
E)   may exhibit metastasis.

Question 12

Which of following properties of the cytoskeleton is false?

Accepted Answer

A)   provides cell strength
B)   supports organelles
C)   moves organelles
D)   controls cell shape
E)   made of cytobones

Question 13

Microfilaments

Accepted Answer

A)   with myosin, produce cell movement.
B)   control the consistency of cytoplasm.
C)   anchor the cytoskeleton to membrane proteins.
D)   all of the above
E)   B and C only

Question 14

The transmembrane potential in an undisturbed cell is called its________
.

Accepted Answer

resting me...

Question 15

Messenger RNA is vital to the cell because

Accepted Answer

A)   mRNA can leave the nucleus.
B)   mRNA cannot leave the nucleus.
C)   DNA can leave the nucleus.
D)   DNA cannot leave the nucleus.
E)   both A and D

Question 16

During mitosis, two daughter cells form, each of which has

Accepted Answer

A)   a lesser number of chromosomes than the original cell.
B)   half as many chromosomes as the original cell.
C)   the same number of chromosomes as the original cell.
D)   a different number of chromosomes than the original cell.
E)   twice as many chromosomes as the original cell.

Question 17

Write out the term for tRNA.

Accepted Answer

transfer r...

Question 18

Tubulin is

Accepted Answer

A)   a protein that forms the tubular portion of the cytosol.
B)   a lipid that forms the ER.
C)   a protein that assembles into filamentous tubes microtubules) .
D)   a lipid that assembles into filamentous tubes microtubules) .
E)   a carbohydrate that assembles into filamentous tubes microtubules) .

Question 19

Special cells called ____ maintain tissues by unending cycles of cell division.

Accepted Answer

The answer of Special cells called ____ maintain tissues by...

Question 20

_____ cells are all of the cells of the body except the reproductive cells sperm and oocytes).

Accepted Answer

The answer of _____ cells are all of the cells...

Exam 3: The Cellular Level of Organization

Figure 3- 2 The Anatomy of a Representative Cell Use Figure 3- 2 to answer the following questions) : -Cancer cells

Correct AnswerverifiedShow Answer

Synthesis of lipids and glycogen takes place at the

Correct AnswerverifiedShow Answer

Figure 3- 2 The Anatomy of a Representative Cell Use Figure 3- 2 to answer the following questions) : -Which organelle renews the cell membrane and modifies and packages proteins for secretion?

Correct AnswerverifiedShow Answer

Write out the term for tRNA.

Correct Answerverifiedtransfer r...View AnswerShow Answer

The genetically programmed death of cells is called

Correct AnswerverifiedShow Answer

mRNA is needed to synthesize______ in the cytoplasm.

Correct AnswerverifiedShow Answer

The transmembrane potential in an undisturbed cell is called its________ .

Correct Answerverifiedresting me...View AnswerShow Answer

The process of protein formation directed by mRNA is called

Correct AnswerverifiedShow Answer

Tubulin is

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Which of following properties of the cytoskeleton is false?

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The physical process by which a single animal cell separates into two cells is called____________ .

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During mitosis, two daughter cells form, each of which has

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The endoplasmic reticulum is responsible for

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The watery component of the cytoplasm is called

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Special cells called ____ maintain tissues by unending cycles of cell division.

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Figure 3- 1 The Plasmalemma Use Figure 3- 1 to answer the following questions) : -Microfilaments are labeled

Correct AnswerverifiedShow Answer

Which of the following is not a function of membrane proteins?

Correct AnswerverifiedShow Answer

Messenger RNA is vital to the cell because

Correct AnswerverifiedShow Answer

_____ cells are all of the cells of the body except the reproductive cells sperm and oocytes).

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Microfilaments

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resting me...
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