Question 1

If the chloroplast is the result of endosymbiosis,what membrane of the chloroplast represents the plasma membrane of the original prokaryote?

Accepted Answer

A)  the outer chloroplast membrane
B)  the inner chloroplast membrane
C)  crista
D)  thylakoid membrane
E)  granumF) B) and E)
G) A) and C)

Question 2

Which organelle has a 9 + 0 pattern of microtubules?

Accepted Answer

A)  cilia
B)  flagella
C)  centriole
D)  kinesin
E)  mitochondriaF) B) and D)
G) A) and C)

Question 3

Thylakoids and cristae are,respectively,structures of

Accepted Answer

A)  lysosomes and the endoplasmic reticulum.
B)  the nucleus and nucleolus.
C)  chloroplasts and mitochondria.
D)  mitochondria and chloroplasts.
E)  the cell wall and the plasma membrane.F) A) and B)
G) A) and C)

Question 4

Which eukaryotic organelle is the largest?

Accepted Answer

A)  ribosome
B)  nucleus
C)  cytoskeleton
D)  mitochondria
E)  Golgi apparatusF) A) and B)
G) All of the above

Question 5

In a certain group of people,males are more subject to respiratory infections and are sterile.The most likely explanation for this disease is malfunctioning

Accepted Answer

A)  lysosomes.
B)  intermediate filaments.
C)  actin filaments.
D)  rough endoplasmic reticulum.
E)  cilia and flagella.F) C) and D)
G) B) and C)

Question 6

If an active cell produces an important protein for secretion,what is the correct sequence of organelles that are involved in the production of the protein?

Accepted Answer

A)  endoplasmic reticulum-to-ribosomes-to-Golgi apparatus
B)  ribosomes-to-endoplasmic reticulum-to-Golgi apparatus
C)  endoplasmic reticulum-to-Golgi apparatus-to-ribosomes
D)  Golgi apparatus-to-endoplasmic reticulum-to-ribosomes
E)  ribosomes-to-Golgi apparatus-to-endoplasmic reticulumF) B) and E)
G) None of the above

Question 7

Which organelle will use up oxygen and give off carbon dioxide and water?

Accepted Answer

A)  lysosomes
B)  Golgi apparatus
C)  mitochondria
D)  chloroplasts
E)  endoplasmic reticulumF) C) and D)
G) A) and B)

Question 8

Ribosomal RNA is produced in the

Accepted Answer

A)  nucleolus.
B)  Golgi apparatus.
C)  ribosomes.
D)  rough endoplasmic reticulum.
E)  smooth endoplasmic reticulum.F) A) and B)
G) A) and E)

Question 9

If the mitochondrion is the result of endosymbiosis,what membrane of the mitochondrion represents the engulfing vesicle?

Accepted Answer

A)  the outer mitochondrial membrane
B)  vacuole
C)  crista
D)  thylakoid membrane
E)  granumF) C) and D)
G) A) and B)

Question 10

Compare the structural differences between actin filaments,intermediate filaments,and microtubules.

Accepted Answer

Answers may vary but should include the ...

Question 11

Because mitochondria were once independently living prokaryotic cells,if removed from a eukaryotic cell they can survive independently.

Accepted Answer

A) True 
 B)False

Question 12

When a lysosome fuses with a vacuole,

Accepted Answer

A)  they both disappear.
B)  they both return to the Golgi apparatus.
C)  protein synthesis begins.
D)  division begins.
E)  its contents are digested.F) D) and E)
G) A) and B)

Question 13

Which of the following would be considered evidence that chloroplasts are involved in photosynthesis?

Accepted Answer

A)  Isolated chloroplasts give off oxygen when exposed to sunlight.
B)  Plants that are green contain chloroplasts.
C)  Both plants and algae have chloroplasts.
D)  Plants have both chloroplasts and mitochondria.
E)  Chloroplasts contain thylakoids which are stacked in structures called grana.F) A) and D)
G) A) and C)

Question 14

Which structure regulates passage of molecules into and out of the bacterial cell?

Accepted Answer

A)  plasma membrane
B)  nucleus
C)  mitochondria
D)  chloroplast
E)  flagellaF) A) and D)
G) A) and C)

Question 15

The Golgi apparatus directs its protein products to the correct location in the cell based on

Accepted Answer

A)  the specific molecule that is added and the molecule determines the destination in or out of the cell.
B)  the DNA extending its long molecular helix to direct the protein through the Golgi apparatus and on to the final destination.
C)  vesicles that constantly shuttle back and forth from the various cell destinations and these vesicles determine which protein in the Golgi apparatus to pick up and deliver.
D)  proteins drifting away in all directions and are only used at the cell sites that need them.
E)  how long it takes the vesicle to travel from the endoplasmic reticulum to the Golgi.F) B) and C)
G) A) and B)

Question 16

Which of the following would be a way of finishing this hypothesis about the function of the Golgi apparatus? If the Golgi apparatus is involved in packaging products for secretion,then

Accepted Answer

A)  vesicles must travel from the Golgi to the cell surface.
B)  vesicles must travel from the rough ER and smooth ER to the Golgi apparatus.
C)  the Golgi apparatus must be part of the endomembrane system.
D)  the Golgi apparatus must consist of 3 to 20 slightly curved sacs.
E)  the Golgi apparatus would contain proteins.F) All of the above
G) C) and E)

Question 17

Which of these is present in plant,but not animal,cells?

Accepted Answer

A)  nucleus
B)  centrioles
C)  cell membrane
D)  Golgi apparatus
E)  chloroplastsF) All of the above
G) A) and B)

Question 18

Actin filaments,intermediate filaments,and microtubules are all similar in that each is composed of a single type of protein.

Accepted Answer

A) True 
 B)False

Question 19

In plants,chloroplasts are necessary for

Accepted Answer

A)  respiration.
B)  secretion.
C)  photosynthesis.
D)  storage.
E)  cell movement.F) All of the above
G) A) and B)

Question 20

A researcher samples the waters of the boiling hot springs in Yellowstone National Park.Under the microscope,she observes what appear to be living cells in the water.If these indeed are living cells,what type of cell would they most likely be?

Accepted Answer

A)  eukaryotic,animal
B)  eukaryotic,plant
C)  eukaryotic,fungi
D)  prokaryotic,archaea
E)  prokaryotic,bacteriaF) A) and D)
G) D) and E)

Exam 3: Cell Structure and Function

If the mitochondrion is the result of endosymbiosis,what membrane of the mitochondrion represents the engulfing vesicle?

Correct AnswerverifiedShow Answer

When a lysosome fuses with a vacuole,

Correct AnswerverifiedShow Answer

Ribosomal RNA is produced in the

Correct AnswerverifiedShow Answer

Which of the following would be a way of finishing this hypothesis about the function of the Golgi apparatus? If the Golgi apparatus is involved in packaging products for secretion,then

Correct AnswerverifiedShow Answer

Which organelle will use up oxygen and give off carbon dioxide and water?

Correct AnswerverifiedShow Answer

Because mitochondria were once independently living prokaryotic cells,if removed from a eukaryotic cell they can survive independently.

Correct AnswerverifiedShow Answer

A researcher samples the waters of the boiling hot springs in Yellowstone National Park.Under the microscope,she observes what appear to be living cells in the water.If these indeed are living cells,what type of cell would they most likely be?

Correct AnswerverifiedShow Answer

Actin filaments,intermediate filaments,and microtubules are all similar in that each is composed of a single type of protein.

Correct AnswerverifiedShow Answer

Compare the structural differences between actin filaments,intermediate filaments,and microtubules.

Correct AnswerverifiedAnswers may vary but should include the ...View AnswerShow Answer

Which structure regulates passage of molecules into and out of the bacterial cell?

Correct AnswerverifiedShow Answer

Which of these is present in plant,but not animal,cells?

Correct AnswerverifiedShow Answer

Thylakoids and cristae are,respectively,structures of

Correct AnswerverifiedShow Answer

In plants,chloroplasts are necessary for

Correct AnswerverifiedShow Answer

In a certain group of people,males are more subject to respiratory infections and are sterile.The most likely explanation for this disease is malfunctioning

Correct AnswerverifiedShow Answer

If the chloroplast is the result of endosymbiosis,what membrane of the chloroplast represents the plasma membrane of the original prokaryote?

Correct AnswerverifiedShow Answer

Which of the following would be considered evidence that chloroplasts are involved in photosynthesis?

Correct AnswerverifiedShow Answer

Which organelle has a 9 + 0 pattern of microtubules?

Correct AnswerverifiedShow Answer

The Golgi apparatus directs its protein products to the correct location in the cell based on

Correct AnswerverifiedShow Answer

Which eukaryotic organelle is the largest?

Correct AnswerverifiedShow Answer

If an active cell produces an important protein for secretion,what is the correct sequence of organelles that are involved in the production of the protein?

Correct AnswerverifiedShow Answer

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Answers may vary but should include the ...
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