Question 1

Kelly would like to observe the cilia on the surface of a live paramecium: a singular cell organism.The best device to do this would be a

Accepted Answer

A)   light microscope.
B)   electron microscope.
C)   magnifying glass.
D)   unaided eye.
E)   dissecting microscope.F) None of the above
G) B) and C)

Question 2

Proteins within the extracellular matrix play a role in communicating between the matrix and the cytoskeleton.

Accepted Answer

A) True 
 B)False

Question 3

Without tight junctions in certain tissues

Accepted Answer

A)   cells would not be able to communicate with each other.
B)   fluids may leak out past the barrier the junction would create.
C)   the tissues would not be able to expand and stretch without damage.
D)   nutrients would not be able to be passed from cell to cell.
E)   cells would not be able to migrate during their development.F) A) and B)
G) B) and D)

Question 4

Plant cells have plasmodesmata that

Accepted Answer

A)   function in photosynthesis.
B)   are the cites of starch production.
C)   resemble the cytoskeleton of animal cells.
D)   take the place of the plasma membrane that would be found in animals.
E)   connect the cytoplasm of one cell with that of another.F) All of the above
G) A) and C)

Question 5

Mitochondria are found in

Accepted Answer

A)   plant cells.
B)   animal cells only.
C)   both plant cells and animal cells.
D)   neither plant or animal cells.
E)   animal cells and bacterial cells only.F) A) and B)
G) C) and D) C

Question 6

What statement below is correct when comparing plant and animal cells?

Accepted Answer

A)   Plant cells have a cell wall and animal cells have a plasma membrane.
B)   Plant cells have a plasma membrane and animal cells have a cell wall.
C)   Both plant and animal cells have a plasma membrane and plant cells also have a cell wall.
D)   Both plant and animal cells have a plasma membrane and a cell wall.
E)   Both plant and animal cells have a cell wall but only animal cells have a plasma membrane.F) A) and B)
G) B) and D)

Question 7

Compared with a eukaryotic cell,a prokaryotic cell

Accepted Answer

A)   lacks organelles beyond ribosomes.
B)   is larger.
C)   does not require energy.
D)   is not living.
E)   has no method of movement.F) D) and E)
G) B) and D)

Question 8

Which of the following statements describes the function of a chloroplast?

Accepted Answer

A)   It converts light energy into chemical energy.
B)   It aids in intracellular digestion.
C)   It manufactures proteins.
D)   It converts chemical energy into heat energy.
E)   It stores water.F) B) and C)
G) B) and D)

Question 9

A tadpole that is undergoing metamophosis into a frog and losing the need for a tail would see abundant numbers of what organelle to help assist in the tail loss.

Accepted Answer

A)   smooth endoplasmic reticulum
B)   vacuoles
C)   centrioles
D)   microtubles
E)   lysosomesF) A) and B)
G) B) and E) E

Question 10

Chromosomes are

Accepted Answer

A)   condensed vesicles.
B)   expanded ribosomes.
C)   expanded polysaccharides.
D)   condensed chromatin.
E)   cell recognition proteins.F) None of the above
G) A) and B)

Question 11

Which of the following organelles would form a membrane bound package also known as a vesicle?

Accepted Answer

A)   Golgi apparatus
B)   lysosomes
C)   mitochondria
D)   ribosomes
E)   chloroplastsF) All of the above
G) A) and C)

Question 12

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

Accepted Answer

A)   to stitch cells together so that they do not move apart.
B)   to allow information to pass between adjacent cells.
C)   to stitch cells together so that they are bound into a functional organ.
D)   to permit cells to recognize one another.
E)   to allow cell-to-cell communication.F) All of the above
G) C) and D)

Question 13

Some proteins within a cell can be viewed with

Accepted Answer

A)   the human eye.
B)   an electron microscope.
C)   a light microscope.
D)   a magnifying glass.
E)   a dissecting microscope.F) B) and E)
G) A) and C)

Question 14

Mitochondria & chloroplasts are similar in that they both ________; but are different in that mitochondria,but not chloroplasts,______________.

Accepted Answer

A)   are involved in energy conversions; are found in nearly all eukaryotic cells
B)   are found in bacteria; are used to capture radiant energy and convert it into chemical energy
C)   are organelles involved in the production of proteins; are found in animal cells
D)   produce glucose needed for cellular processes; are found in plant cells
E)   are responsible for cell movements; help to produce the microtubules seen in ciliaF) A) and D)
G) C) and D)

Question 15

Which of the following is an INCORRECT match?

Accepted Answer

A)   ribosomes - protein synthesis
B)   Golgi apparatus - protein alteration and packaging
C)   mitochondria - production of cellular ATP
D)   lysosomes - cellular digestion
E)   smooth endoplasmic reticulum - storage of waterF) All of the above
G) A) and B)

Question 16

As a molecule moves through the plasma membrane it passes through

Accepted Answer

A)   a hydrophobic layer of phospholipid heads then a hydrophilic layer of phospholipid tails and then another hydrophobic layer of phospholipid heads.
B)   a hydrophobic layer of phospholipid tails then a hydrophilic layer of phospholipid heads and then another hydrophobic layer of phospholipid tails.
C)   a hydrophilic layer of phospholipid heads then a hydrophobic layer of phospholipid tails.
D)   a hydrophilic layer of phospholipid heads then a hydrophobic layer of phospholipid tails and then another hydrophilic layer of phospholipid heads.
E)   a hydrophobic layer of phospholipid tails and then a hydrophilic layer of phospholipid heads.F) B) and E)
G) B) and C)

Question 17

Which of the following organelles is NOT involved in producing substances needed by a cell?

Accepted Answer

A)   smooth endoplasmic reticulum
B)   lysosome
C)   ribosome
D)   rough endoplasmic reticulum
E)   DNAF) B) and D)
G) A) and B) B

Question 18

Without receptor proteins,a cell would not be able to

Accepted Answer

A)   transport water into the cytoplasm.
B)   bind to signal proteins from other parts of the body.
C)   allow the passage of H+ ions into the cell.
D)   perform metabolic reactions.
E)   divide.F) A) and E)
G) None of the above

Question 19

Cell size is limited because _____________ is critical to a cell's function.

Accepted Answer

A)   the number of microvilli
B)   the size of the nucleus
C)   cilia movement
D)   surface area to volume ratio
E)   ability to photosynthesizeF) A) and B)
G) B) and D)

Question 20

Disease-causing bacteria often attach to cells they attack.The bacterial structures used to aid that attachment are

Accepted Answer

A)   flagella.
B)   fimbriae.
C)   sex pili.
D)   cilia.
E)   capsule.F) A) and B)
G) C) and D)

Exam 4: Inside the Cell

Kelly would like to observe the cilia on the surface of a live paramecium: a singular cell organism.The best device to do this would be a

Correct AnswerverifiedShow Answer

Proteins within the extracellular matrix play a role in communicating between the matrix and the cytoskeleton.

Correct AnswerverifiedShow Answer

Without tight junctions in certain tissues

Correct AnswerverifiedShow Answer

Plant cells have plasmodesmata that

Correct AnswerverifiedShow Answer

Mitochondria are found in

Correct AnswerverifiedC

What statement below is correct when comparing plant and animal cells?

Correct AnswerverifiedShow Answer

Compared with a eukaryotic cell,a prokaryotic cell

Correct AnswerverifiedShow Answer

Which of the following statements describes the function of a chloroplast?

Correct AnswerverifiedShow Answer

A tadpole that is undergoing metamophosis into a frog and losing the need for a tail would see abundant numbers of what organelle to help assist in the tail loss.

Correct AnswerverifiedE

Chromosomes are

Correct AnswerverifiedShow Answer

Which of the following organelles would form a membrane bound package also known as a vesicle?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Some proteins within a cell can be viewed with

Correct AnswerverifiedShow Answer

Mitochondria & chloroplasts are similar in that they both ________; but are different in that mitochondria,but not chloroplasts,______________.

Correct AnswerverifiedShow Answer

Which of the following is an INCORRECT match?

Correct AnswerverifiedShow Answer

As a molecule moves through the plasma membrane it passes through

Correct AnswerverifiedShow Answer

Which of the following organelles is NOT involved in producing substances needed by a cell?

Correct AnswerverifiedB

Without receptor proteins,a cell would not be able to

Correct AnswerverifiedShow Answer

Cell size is limited because _____________ is critical to a cell's function.

Correct AnswerverifiedShow Answer

Disease-causing bacteria often attach to cells they attack.The bacterial structures used to aid that attachment are

Correct AnswerverifiedShow Answer

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E

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Mitochondria & chloroplasts are similar in that they both ; but are different in that mitochondria,but not chloroplasts,______.

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B

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