Question 1

The organelle responsible for the biosynthesis of proteins that are destined for secretion by the cell is the

Accepted Answer

A)  Golgi apparatus.
B)  lysosome.
C)  vesicle.
D)  endoplasmic reticulum.
E)  mitochondria.F) C) and D)
G) B) and C)

Question 2

When a friend falls to the floor after drinking too much alcohol the organelle that will best help them to detoxify will be

Accepted Answer

A)  lysosomes.
B)  smooth endoplasmic reticulum.
C)  mitochondrion.
D)  Golgi apparatus.
E)  peroxisomes.F) C) and E)
G) All of the above

Question 3

You design a drug that transforms skin cells into cells that secrete insulin.Which cellular aspect is the drug most likely to affect?

Accepted Answer

A)  Phenotypic traits.
B)  Epigenetics.
C)  The proteome.
D)  Transcriptional factors.E) C) and D)
F) A) and C)

Question 4

In animal cells,microtubules grow from

Accepted Answer

A)  the plasma membrane.
B)  the outer membrane of the nuclear envelope.
C)  centrosomes containing centrioles.
D)  dimerization centers located throughout the cytosol.
E)  the tips of the chromosomes.F) C) and E)
G) C) and D)

Question 5

The structure that easily distinguishes a plant or animal cell from a bacteria is its

Accepted Answer

A)  chloroplasts.
B)  nucleoid.
C)  cell wall.
D)  Golgi apparatus.
E)  mitochondria.F) D) and E)
G) B) and E)

Question 6

Collagen _____

Accepted Answer

A)  must be secreted from a cell.
B)  functions inside a cell.
C)  forms junctions between cells.
D)  acts as an enzyme.
E)  is part of a cell wall.F) All of the above
G) C) and E)

Question 7

The flagellum is composed of a 9 + 2 arrangement of microtubules called the axoneme.

Accepted Answer

A) True 
 B)False

Question 8

Cyanide binds and impairs one of the molecules involved in the oxidative phosphorylation of ATP.The target organelle for cyanide must be

Accepted Answer

A)  peroxisomes.
B)  lysosomes.
C)  ribosomes.
D)  the endoplasmic reticulum.
E)  mitochondria.F) C) and D)
G) A) and C) E

Question 9

Colorless plastids that store starch are ______and found in ______.

Accepted Answer

A)  thyloplasts,amimals and plants
B)  chloroplasts,plants
C)  chromoplasts,bacteria and animals
D)  amyloplasts,plants
E)  fibroblasts,animalsF) C) and D)
G) D) and E)

Question 10

The route that most accurately describes secretory protein movement through the endomembrane would be

Accepted Answer

A)  Golgi apparatus →\rarr→ lysosome →\rarr→ vesicles →\rarr→ plasma membrane
B)  plasmid →\rarr→ plasma membrane →\rarr→ nuclear envelope →\rarr→ smooth endoplasmic reticulum
C)  nuclear envelope →\rarr→ vesicles →\rarr→ Golgi apparatus →\rarr→ plasma membrane
D)  rough endoplasmic reticulum →\rarr→ lysosomes →\rarr→ vesicles →\rarr→ cell membrane
E)  rough endoplasmic reticulum →\rarr→  Golgi apparatus →\rarr→ vesicles  →\rarr→ plasma membrane F) All of the above
G) B) and E)

Question 11

Large numbers of ribosomes are present in eukaryotic cells that produce

Accepted Answer

A)  steroids.
B)  lipids.
C)  glucose.
D)  starches.
E)  proteins.F) A) and E)
G) None of the above E

Question 12

______ collagen is the most rigid and is very abundant in bones and tendons.

Accepted Answer

A)  Type IV
B)  Type V
C)  Type I
D)  Type III
E)  Type IIF) A) and C)
G) A) and D)

Question 13

The cell is the basic structural/functional unit common to all living organisms.

Accepted Answer

A) True 
 B)False

Question 14

If a plant cell is stripped of its cell wall it forms a protoplast.A protoplast would

Accepted Answer

A)  contain cellulose.
B)  be less rigid than a plant cell.
C)  be stronger than a plant cell.
D)  be able to form middle lamellae with other protoplasts.E) C) and D)
F) B) and C)

Question 15

The organelle that best enables an athlete's tissues to be metabolically active are

Accepted Answer

A)  ribosomes.
B)  lysosomes.
C)  smooth endoplasmic reticulum.
D)  mitochondria.
E)  contractile vacuoles.F) C) and D)
G) None of the above

Question 16

Glycosaminoglycans and proteoglycans resist compression and are found in large abundance in joints of the body.

Accepted Answer

A) True 
 B)False

Question 17

To make the skin more flexible and remove wrinkles ______ could be injected beneath a person's skin.

Accepted Answer

A)  proteoglycan
B)  collagen
C)  fibronectin
D)  cellulose
E)  lamininF) All of the above
G) B) and D) B

Question 18

The genome has more influence on the function of cells in different organs than does the proteome.

Accepted Answer

A) True 
 B)False

Question 19

A patient has reduced cellular synthesis complications including low amounts of cell membrane production and no synthesis of estrogen or testosterone.Identify the organelle-symptom pair that is defective.

Accepted Answer

A)  Membrane symptoms will be associated with the Golgi and the estrogen and testosterone will be a problem with the rough ER.
B)  Rough ER is responsible for the membrane symptom and the smooth ER for the estrogen and testosterone.
C)  Smooth ER produces lipids for the cell membrane and the Golgi produces estrogen and testosterone.
D)  Peroxisomes make membranes and rough ER produces estrogen and testosterone.E) A) and B)
F) A) and C)

Question 20

Which statement comparing hemidesmosomes with desmosomes is TRUE?

Accepted Answer

A)  Hemidesmosomes are found in plant cells while desmosomes are found in animal cells.
B)  Hemidesmosomes interact with actin filaments while desmosomes interact with intermediate filaments.
C)  Hemidesmosomes are anchorage junctions but desmosomes are not.
D)  Hemidesmosomes anchor cells to the ECM while desmosomes anchor cells to other cells.
E)  Both hemidesmosomes and desmosomes associate with integrin,but not cadherin molecules.F) C) and E)
G) D) and E)

Exam 4: General Features of Cells

The organelle responsible for the biosynthesis of proteins that are destined for secretion by the cell is the

Correct AnswerverifiedShow Answer

When a friend falls to the floor after drinking too much alcohol the organelle that will best help them to detoxify will be

Correct AnswerverifiedShow Answer

You design a drug that transforms skin cells into cells that secrete insulin.Which cellular aspect is the drug most likely to affect?

Correct AnswerverifiedShow Answer

In animal cells,microtubules grow from

Correct AnswerverifiedShow Answer

The structure that easily distinguishes a plant or animal cell from a bacteria is its

Correct AnswerverifiedShow Answer

Collagen _____

Correct AnswerverifiedShow Answer

The flagellum is composed of a 9 + 2 arrangement of microtubules called the axoneme.

Correct AnswerverifiedShow Answer

Cyanide binds and impairs one of the molecules involved in the oxidative phosphorylation of ATP.The target organelle for cyanide must be

Correct AnswerverifiedE

Colorless plastids that store starch are ______and found in ______.

Correct AnswerverifiedShow Answer

The route that most accurately describes secretory protein movement through the endomembrane would be

Correct AnswerverifiedShow Answer

Large numbers of ribosomes are present in eukaryotic cells that produce

Correct AnswerverifiedE

______ collagen is the most rigid and is very abundant in bones and tendons.

Correct AnswerverifiedShow Answer

The cell is the basic structural/functional unit common to all living organisms.

Correct AnswerverifiedShow Answer

If a plant cell is stripped of its cell wall it forms a protoplast.A protoplast would

Correct AnswerverifiedShow Answer

The organelle that best enables an athlete's tissues to be metabolically active are

Correct AnswerverifiedShow Answer

Glycosaminoglycans and proteoglycans resist compression and are found in large abundance in joints of the body.

Correct AnswerverifiedShow Answer

To make the skin more flexible and remove wrinkles ______ could be injected beneath a person's skin.

Correct AnswerverifiedB

The genome has more influence on the function of cells in different organs than does the proteome.

Correct AnswerverifiedShow Answer

A patient has reduced cellular synthesis complications including low amounts of cell membrane production and no synthesis of estrogen or testosterone.Identify the organelle-symptom pair that is defective.

Correct AnswerverifiedShow Answer

Which statement comparing hemidesmosomes with desmosomes is TRUE?

Correct AnswerverifiedShow Answer

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E

Colorless plastids that store starch are and found in .

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E

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B

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