Question 1

If a sequence of bases on the coding strand of DNA is ACTGAC,the mRNA will have a base sequence of

Accepted Answer

A)   ACTGAC
B)   ACUGAC
C)   TGACTG
D)   UGACUG
E)   UGUGUC

Question 2

In cystic fibrosis the transport channels for chloride ions do not function properly.This represents a defect in the

Accepted Answer

A)   phospholipids
B)   carbohydrates
C)   adenosine triphosphate
D)   proteins
E)   ribonucleic acid

Question 3

What is the term for the organelles that move substances across the surface of the cell?

Accepted Answer

The answer of What is the term for the organelles...

Question 4

A "generalized cell" is

Accepted Answer

A)   the most common cell in the body
B)   an imaginary cell that contains the components of different cell types
C)   a cell that is found in all body regions
D)   generally, but not always, present in the body
E)   larger than other cells because it contains more organelles

Question 5

In protein synthesis,translation is the transfer of genetic information from

Accepted Answer

A)   DNA to mRNA
B)   mRNA to amino acid sequence
C)   mRNA to tRNA
D)   rRNA to tRNA
E)   tRNA to amino acid sequence

Question 6

A poison that inhibits mitochondrial function will also inhibit or halt active transport processes in the cell.

Accepted Answer

A) True 
 B)False

Question 7

The structure that separates the fluid outside the cell from the fluid inside the cell is the

Accepted Answer

A)   cell membrane
B)   nuclear membrane
C)   membranous organelle
D)   mitochondrial membrane
E)   layer of glycoprotein

Question 8

DNA in the nucleus acts as a template for synthesizing mRNA.

Accepted Answer

A) True 
 B)False

Question 9

Blood pressure "pushes" fluids across a membrane in the kidneys.This is an example of

Accepted Answer

A)   simple diffusion
B)   facilitated diffusion
C)   osmosis
D)   filtration
E)   active transport

Question 10

The word root that means "cell" is

Accepted Answer

A)   plasm
B)   cyt
C)   ana
D)   soma
E)   elle

Question 11

Individuals engaged in prolonged substance abuse are likely to have increased smooth endoplasmic reticulum,particularly in the liver.

Accepted Answer

A) True 
 B)False

Question 12

The transport process that utilizes pressure gradients rather than concentration gradients is

Accepted Answer

A)   simple diffusion
B)   filtration
C)   active transport
D)   osmosis
E)   phagocytosis

Question 13

Cell drinking,or taking fluid droplets into the cell,is a form of

Accepted Answer

A)   exocytosis
B)   passive transport
C)   endocytosis
D)   phagocytosis
E)   filtration

Question 14

The cell membrane consists primarily of

Accepted Answer

A)   proteins and cholesterol
B)   phospholipid and cholesterol
C)   proteins and glucose
D)   phospholipid and proteins
E)   cholesterol and glucose

Question 15

In osmosis,water moves from a(n) _____ solution to a(n) _____ solution.

Accepted Answer

A)   hypertonic; isotonic
B)   isotonic; hypotonic
C)   hypertonic; hypotonic
D)   hypotonic; hypertonic

Question 16

The dark-staining structure that contains RNA within the nucleus is the

Accepted Answer

A)   nucleolus
B)   chromatin
C)   chromosomes
D)   nuclear membrane
E)   nuclear pores

Question 17

What is the term for the specific type of molecule that consists of an anticodon and an amino acid?

Accepted Answer

transfer R...

Question 18

At the beginning of DNA replication

Accepted Answer

A)   the DNA uncoils and hydrogen bonds break
B)   the nucleotides break apart and reorganize
C)   messenger RNA copies the DNA strand
D)   ribose is converted to deoxyribose
E)   the sugar-phosphate bonds break apart

Question 19

Cytokinesis occurs during

Accepted Answer

A)   interphase
B)   prophase
C)   metaphase
D)   anaphase
E)   telophase

Question 20

A cell that is placed in a hypotonic solution is likely to shrink or crenate.

Accepted Answer

A) True 
 B)False

Exam 3: Cell Structure and Function

In protein synthesis,translation is the transfer of genetic information from

Correct AnswerverifiedShow Answer

Individuals engaged in prolonged substance abuse are likely to have increased smooth endoplasmic reticulum,particularly in the liver.

Correct AnswerverifiedShow Answer

Cell drinking,or taking fluid droplets into the cell,is a form of

Correct AnswerverifiedShow Answer

A poison that inhibits mitochondrial function will also inhibit or halt active transport processes in the cell.

Correct AnswerverifiedShow Answer

In osmosis,water moves from a(n) _____ solution to a(n) _____ solution.

Correct AnswerverifiedShow Answer

At the beginning of DNA replication

Correct AnswerverifiedShow Answer

If a sequence of bases on the coding strand of DNA is ACTGAC,the mRNA will have a base sequence of

Correct AnswerverifiedShow Answer

The structure that separates the fluid outside the cell from the fluid inside the cell is the

Correct AnswerverifiedShow Answer

DNA in the nucleus acts as a template for synthesizing mRNA.

Correct AnswerverifiedShow Answer

What is the term for the organelles that move substances across the surface of the cell?

Correct AnswerverifiedShow Answer

The word root that means "cell" is

Correct AnswerverifiedShow Answer

What is the term for the specific type of molecule that consists of an anticodon and an amino acid?

Correct Answerverifiedtransfer R...View AnswerShow Answer

Blood pressure "pushes" fluids across a membrane in the kidneys.This is an example of

Correct AnswerverifiedShow Answer

The dark-staining structure that contains RNA within the nucleus is the

Correct AnswerverifiedShow Answer

A "generalized cell" is

Correct AnswerverifiedShow Answer

A cell that is placed in a hypotonic solution is likely to shrink or crenate.

Correct AnswerverifiedShow Answer

In cystic fibrosis the transport channels for chloride ions do not function properly.This represents a defect in the

Correct AnswerverifiedShow Answer

Cytokinesis occurs during

Correct AnswerverifiedShow Answer

The transport process that utilizes pressure gradients rather than concentration gradients is

Correct AnswerverifiedShow Answer

The cell membrane consists primarily of

Correct AnswerverifiedShow Answer

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In osmosis,water moves from a(n) _ solution to a(n) _ solution.

Correct Answer
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transfer R...
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