Question 1

Centrosomes are associated with

Accepted Answer

A)   ribosomes.
B)   mitochondria.
C)   chromosomes.
D)   microtubules.
E)   lysosomes.F) A) and D)
G) All of the above

Question 2

Which of the following does not utilize active transport?

Accepted Answer

A)   movement of oxygen from the lungs into the blood
B)   concentrating iodine ions in the thyroid gland
C)   absorbing sugar in the gut
D)   water homeostasis in the kidneys
E)   movement of sodium and potassium in nerve cellsF) B) and D)
G) B) and C)

Question 3

Why is glycolysis believed to have evolved early in the history of life?

Accepted Answer

A)   It breaks down sugar.
B)   It produces energy.
C)   It is present in most every type of cell.
D)   It does not require oxygen.
E)   It splits a 6-carbon molecule into two 3-carbon molecules.F) A) and D)
G) A) and C)

Question 4

What components make up the ribosomes?

Accepted Answer

A)   proteins and rRNA,
B)   proteins and DNA
C)   lipids and rRNA.
D)   carbohydrates and rRNA
E)   proteins and DNA.F) A) and E)
G) None of the above

Question 5

Explain what occurs during endocytosis.

Accepted Answer

During endocytosis a portion of the plas...

Question 6

The movement of water across a semi-permeable membrane is called

Accepted Answer

A)   denaturation.
B)   osmosis.
C)   dispersion.
D)   dissociation.
E)   reconstitution.F) None of the above
G) A) and C)

Question 7

Only glucose can be used as an energy source in the human body.

Accepted Answer

A) True 
 B)False

Question 8

Angela would like to look at living algae from pond water.What type of equipment should she use?

Accepted Answer

A)   compound light microscope
B)   transmission electron microscope
C)   scanning electron microscope
D)   magnifying glass
E)   her naked eyeF) A) and D)
G) A) and E)

Question 9

Which structure in the human body will use flagella to move?

Accepted Answer

A)   sperm
B)   eggs
C)   lining of the respiratory tract
D)   lining of the uterine tubes
E)   lining of the urinary systemF) A) and D)
G) A) and E)

Question 10

Which protein filaments are bundled together to form cilia?

Accepted Answer

A)   microtubules
B)   actin filaments
C)   intermediate filaments
D)   centrosomes
E)   None of these.F) A) and C)
G) A) and B)

Question 11

The assisted transport of a molecule across the cell membrane without an expenditure of energy is known as what?

Accepted Answer

A)   diffusion
B)   facilitated transport
C)   active transport
D)   osmosis
E)   crenationF) C) and D)
G) B) and C)

Question 12

Which of the following processes moves large molecules across a membrane in the opposite direction of the others?

Accepted Answer

A)   exocytosis
B)   phagocytosis
C)   pinocytosis
D)   receptor-mediated endocytosis
E)   endocytosisF) A) and D)
G) C) and D)

Question 13

The gel-like fluid substance within a mitochondrion is called the

Accepted Answer

A)   matrix.
B)   cristae.
C)   rugae.
D)   effluvium.
E)   villi.F) B) and E)
G) A) and E) A

Question 14

________ are the fundamental units that make up all living things.

Accepted Answer

A)   Compartments
B)   Cells
C)   Chromosomes
D)   Coelom
E)   CristaeF) A) and B)
G) A) and C)

Question 15

What are the folds in mitochondrial membranes called?

Accepted Answer

A)   matrix
B)   cristae
C)   rugae
D)   lumen
E)   villiF) A) and D)
G) B) and D) B

Question 16

Which of the following is not a function of the cytoskeleton?

Accepted Answer

A)   maintain a cell's shape
B)   process proteins
C)   anchor organelles
D)   move organelles
E)   move the entire cellF) C) and E)
G) C) and D)

Question 17

Viruses are not made up of cells.According to cell theory,this means what?

Accepted Answer

A)   Viruses can cause disease.
B)   Cells come only from pre-existing cells.
C)   Cells can be infected by viruses.
D)   Viruses are not living.
E)   Cells and viruses are the same thing.F) D) and E)
G) B) and C)

Question 18

Which of the following structures are present in both eukaryotes and prokaryotes?

Accepted Answer

A)   plasma membrane
B)   nucleus
C)   endoplasmic reticulum
D)   Golgi body
E)   mitochondriaF) B) and E)
G) C) and D)

Question 19

Which of the following steps in the breakdown of glucose directly requires the use of oxygen?

Accepted Answer

A)   glycolysis
B)   citric acid cycle
C)   electron transport chain
D)   acetyl CoA conversion
E)   None of these require oxygen.F) B) and E)
G) None of the above C

Question 20

What type of microscopy provides a three-dimensional view of the surface of an object?

Accepted Answer

A)   compound light microscope
B)   transmission electron microscope
C)   scanning electron microscope
D)   phase contrast microscope
E)   ultraviolet microscopeF) A) and E)
G) C) and D)

Exam 3: Cell Structure and Function

Centrosomes are associated with

Correct AnswerverifiedShow Answer

Which of the following does not utilize active transport?

Correct AnswerverifiedShow Answer

Why is glycolysis believed to have evolved early in the history of life?

Correct AnswerverifiedShow Answer

What components make up the ribosomes?

Correct AnswerverifiedShow Answer

Explain what occurs during endocytosis.

Correct AnswerverifiedDuring endocytosis a portion of the plas...View AnswerShow Answer

The movement of water across a semi-permeable membrane is called

Correct AnswerverifiedShow Answer

Only glucose can be used as an energy source in the human body.

Correct AnswerverifiedShow Answer

Angela would like to look at living algae from pond water.What type of equipment should she use?

Correct AnswerverifiedShow Answer

Which structure in the human body will use flagella to move?

Correct AnswerverifiedShow Answer

Which protein filaments are bundled together to form cilia?

Correct AnswerverifiedShow Answer

The assisted transport of a molecule across the cell membrane without an expenditure of energy is known as what?

Correct AnswerverifiedShow Answer

Which of the following processes moves large molecules across a membrane in the opposite direction of the others?

Correct AnswerverifiedShow Answer

The gel-like fluid substance within a mitochondrion is called the

Correct AnswerverifiedA

________ are the fundamental units that make up all living things.

Correct AnswerverifiedShow Answer

What are the folds in mitochondrial membranes called?

Correct AnswerverifiedB

Which of the following is not a function of the cytoskeleton?

Correct AnswerverifiedShow Answer

Viruses are not made up of cells.According to cell theory,this means what?

Correct AnswerverifiedShow Answer

Which of the following structures are present in both eukaryotes and prokaryotes?

Correct AnswerverifiedShow Answer

Which of the following steps in the breakdown of glucose directly requires the use of oxygen?

Correct AnswerverifiedC

What type of microscopy provides a three-dimensional view of the surface of an object?

Correct AnswerverifiedShow Answer

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During endocytosis a portion of the plas...
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A

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C

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