Question 1

Exocytosis occurs as a result of

Accepted Answer

A)  hydrostatic pressure.
B)  the expenditure of energy in the form of ATP.
C)  molecular movement with carrier assistance.
D)  concentration gradients.
E)  ion pumps.F) A) and E)
G) B) and C)

Question 2

Within the bone marrow are __________ cells that continuously produce new blood cells.

Accepted Answer

The answer of Within the bone marrow are __________ cells...

Question 3

Everything packaged by the Golgi apparatus for secretion leaves the cell within a vesicle.

Accepted Answer

A) True 
 B)False

Question 4

The replication of the DNA molecule during interphase occurs during the

Accepted Answer

A)  first "gap" phase.
B)  S phase.
C)  second "gap" phase.
D)  generation "gap" phase.E) C) and D)
F) None of the above

Question 5

The phase of mitosis that begins as spindle fibers pull sister chromatids apart at the centromere is

Accepted Answer

A)  metaphase.
B)  anaphase.
C)  telophase.
D)  prophase.
E)  interphase.F) B) and C)
G) B) and D)

Question 6

Among the many functions of the liver's cells is the storage of carbohydrates as glycogen.

Accepted Answer

A) True 
 B)False

Question 7

Which is a non-membrane-bound organelle?

Accepted Answer

A)  Microtubule
B)  Lysosome
C)  Golgi apparatus
D)  Rough endoplasmic reticulum
E)  MitochondrionF) B) and E)
G) A) and E)

Question 8

Which is an active transport process?

Accepted Answer

A)  Simple diffusion
B)  Bulk filtration
C)  Osmosis
D)  Facilitated diffusion
E)  Ion pumpF) C) and D)
G) A) and B)

Question 9

The _______ is responsible for forming the outer,limiting barrier of a cell.

Accepted Answer

A)  peroxisome
B)  ribosome
C)  mitochondrion
D)  plasma membrane
E)  centrosomeF) A) and E)
G) D) and E)

Question 10

Which of the following structures function in holding other organelles in place,maintaining cell shape and rigidity,and direct organelle movement?

Accepted Answer

A)  Centrioles
B)  Flagella
C)  Golgi apparatus
D)  Microtubules
E)  CiliaF) D) and E)
G) A) and B)

Question 11

Among the functions of the plasma membrane are to form specialized intercellular connections,provide for selective permeability,and facilitate the recognition and response to molecular signals.

Accepted Answer

A) True 
 B)False  True

Question 12

Nuclear ____________ are open passageways that penetrate fused regions of the double membrane of the nuclear envelope.

Accepted Answer

The answer of Nuclear ____________ are open passageways that penetrate...

Question 13

DNA is organized into discrete units called ____________ that provide information for the production of specific proteins.

Accepted Answer

genes

Question 14

The movement of glucose across a plasma membrane is achieved by

Accepted Answer

A)  ion pumps.
B)  receptor-mediated exocytosis.
C)  osmosis.
D)  facilitated diffusion.
E)  phagocytosis.F) A) and C)
G) C) and D)

Question 15

The ______ is the cell's control center.

Accepted Answer

A)  Golgi apparatus
B)  nucleus
C)  lysosome
D)  cytosol
E)  smooth ERF) B) and D)
G) B) and C)

Question 16

Transmission electron microscopy (TEM)uses an electron beam to create an image for viewing.

Accepted Answer

A) True 
 B)False  True

Question 17

The unit of measurement often used to measure cell size is the

Accepted Answer

A)  millimeter.
B)  micrometer.
C)  hectometer.
D)  centimeter.
E)  meter.F) A) and D)
G) None of the above

Question 18

The term "flagellum" is appropriate for the structure it represents because it means

Accepted Answer

A)  an eyelid.
B)  the center.
C)  a nut or kernel.
D)  a whip.
E)  a bench.F) A) and B)
G) A) and C)

Question 19

The phase of mitosis that begins with the arrival of a group of single-stranded chromosomes at each pole of the cell is

Accepted Answer

A)  metaphase.
B)  anaphase.
C)  telophase.
D)  prophase.
E)  S phase.F) B) and E)
G) A) and C)

Question 20

The means by which large molecules are brought into the cell is called _______________.

Accepted Answer

The answer of The means by which large molecules are...

Exam 2: The Celt Basic Unit of Structure and Function

Exocytosis occurs as a result of

Correct AnswerverifiedShow Answer

Within the bone marrow are __________ cells that continuously produce new blood cells.

Correct AnswerverifiedShow Answer

Everything packaged by the Golgi apparatus for secretion leaves the cell within a vesicle.

Correct AnswerverifiedShow Answer

The replication of the DNA molecule during interphase occurs during the

Correct AnswerverifiedShow Answer

The phase of mitosis that begins as spindle fibers pull sister chromatids apart at the centromere is

Correct AnswerverifiedShow Answer

Among the many functions of the liver's cells is the storage of carbohydrates as glycogen.

Correct AnswerverifiedShow Answer

Which is a non-membrane-bound organelle?

Correct AnswerverifiedShow Answer

Which is an active transport process?

Correct AnswerverifiedShow Answer

The _______ is responsible for forming the outer,limiting barrier of a cell.

Correct AnswerverifiedShow Answer

Which of the following structures function in holding other organelles in place,maintaining cell shape and rigidity,and direct organelle movement?

Correct AnswerverifiedShow Answer

Among the functions of the plasma membrane are to form specialized intercellular connections,provide for selective permeability,and facilitate the recognition and response to molecular signals.

Correct AnswerverifiedTrue

Nuclear ____________ are open passageways that penetrate fused regions of the double membrane of the nuclear envelope.

Correct AnswerverifiedShow Answer

DNA is organized into discrete units called ____________ that provide information for the production of specific proteins.

Correct Answerverifiedgenes

The movement of glucose across a plasma membrane is achieved by

Correct AnswerverifiedShow Answer

The ______ is the cell's control center.

Correct AnswerverifiedShow Answer

Transmission electron microscopy (TEM)uses an electron beam to create an image for viewing.

Correct AnswerverifiedTrue

The unit of measurement often used to measure cell size is the

Correct AnswerverifiedShow Answer

The term "flagellum" is appropriate for the structure it represents because it means

Correct AnswerverifiedShow Answer

The phase of mitosis that begins with the arrival of a group of single-stranded chromosomes at each pole of the cell is

Correct AnswerverifiedShow Answer

The means by which large molecules are brought into the cell is called _______________.

Correct AnswerverifiedShow Answer

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True

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genes

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True

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