Question 1

Which of the following is not true of RNA?

Accepted Answer

A)  It is a single strand. 
B)  It contains uracil rather than thymine. 
C)  The obligatory base pairs are adenine and uracil, and guanine and cytosine. 
D)  It contains deoxyribose sugar. 
A)  It is a single strand. 
B)  It contains uracil rather than thymine. 
C)  The obligatory base pairs are adenine and uracil, and guanine and cytosine. 
D)  It contains deoxyribose sugar.

Question 2

Anaplasia is a state in which cells fail to differentiate into specialized cell types.

Accepted Answer

A) True 
 B)False

Question 3

If a species of animal had 16 pairs of chromosomes in its normal body cells, its gametes would contain _____ chromosomes.

Accepted Answer

A)  16 
B)  8 
C)  32 
D)  None of the above is correct. 
A)  16 
B)  8 
C)  32 
D)  None of the above is correct.

Question 4

The terms cytokinesis and mitosis mean the same thing.

Accepted Answer

A) True 
 B)False

Question 5

The membranous organelle in the cytoplasm that is able to replicate itself is the:

Accepted Answer

A)  Golgi apparatus. 
B)  mitochondrion. 
C)  lysosome. 
D)  ribosome. 
A)  Golgi apparatus. 
B)  mitochondrion. 
C)  lysosome. 
D)  ribosome.

Question 6

DNA replication occurs during:

Accepted Answer

A)  prophase. 
B)  telophase. 
C)  metaphase. 
D)  none of the above. 
A)  prophase. 
B)  telophase. 
C)  metaphase. 
D)  none of the above.

Question 7

The anticodon on the tRNA molecule has exactly the same nucleotide sequence as the DNA code that formed that part of the mRNA molecule except that uracil would replace thymine.

Accepted Answer

A) True 
 B)False

Question 8

During which stage of mitosis do the centrioles move to the opposite poles of the cell?

Accepted Answer

A)  Prophase 
B)  Metaphase 
C)  Anaphase 
D)  Telophase 
A)  Prophase 
B)  Metaphase 
C)  Anaphase 
D)  Telophase

Question 9

A human gene is made up of about 250 DNA nucleotides.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following statements is true?

Accepted Answer

A)  Amino acid chains form DNA. 
B)  The site of transcription is within the nucleus, whereas the site of translation is in the cytoplasm. 
C)  Uracil is present in DNA in place of thymine. 
D)  None of the above is true. 
A)  Amino acid chains form DNA. 
B)  The site of transcription is within the nucleus, whereas the site of translation is in the cytoplasm. 
C)  Uracil is present in DNA in place of thymine. 
D)  None of the above is true.

Question 11

A human gene is a segment of the DNA molecule.

Accepted Answer

A) True 
 B)False

Question 12

The complete set of proteins that can be made by the cell is called its proteome.

Accepted Answer

A) True 
 B)False

Question 13

Diabetes mellitus is a disorder of DNA replication.

Accepted Answer

A) True 
 B)False

Question 14

Match each phase of mitosis with its corresponding description.
-Chromosomes align along the equator of spindle fibers

Accepted Answer

A) Anaphase 
B) Metaphase 
C) Prophase 
D) Telophase 
A) Anaphase 
B) Metaphase 
C) Prophase 
D) Telophase

Question 15

In protein synthesis, some segments of the RNA transcript represent noncoding parts of the DNA. These are called:

Accepted Answer

A)  exons. 
B)  codons. 
C)  introns. 
D)  spliceosomes. 
A)  exons. 
B)  codons. 
C)  introns. 
D)  spliceosomes.

Question 16

Which of the following terms is synonymous with tumor?

Accepted Answer

A)  Anaplasia 
B)  Hyperplasia 
C)  Neoplasm 
D)  Benign 
A)  Anaplasia 
B)  Hyperplasia 
C)  Neoplasm 
D)  Benign

Question 17

Match each of the following terms with its definition or description.
-These parts of the messenger RNA are removed and not sent to the ribosome.

Accepted Answer

A) Adenine 
B) mRNA 
C) Intron 
D) RNAi 
E) Uracil
F)Chaperone protein
G)Transcription
H)tRNA
I)Thymine
J)Exons
K)Proteasomes
L)Telomere
M)Centromere
N)Haploid
O)Diploid
P)Translation 
A) Adenine 
B) mRNA 
C) Intron 
D) RNAi 
E) Uracil
F)Chaperone protein
G)Transcription
H)tRNA
I)Thymine
J)Exons
K)Proteasomes
L)Telomere
M)Centromere
N)Haploid
O)Diploid
P)Translation

Question 18

A polyribosome is making several copies of the same protein molecule.

Accepted Answer

A) True 
 B)False

Question 19

A DNA molecule is characterized by all of the following except:

Accepted Answer

A)  double helix shape. 
B)  obligatory base pairing. 
C)  ribose sugar. 
D)  phosphate groups. 
A)  double helix shape. 
B)  obligatory base pairing. 
C)  ribose sugar. 
D)  phosphate groups.

Question 20

Match each of the following terms with its definition or description.
-This is the term used to describe the number of chromosomes in a gamete.

Accepted Answer

A) Adenine 
B) mRNA 
C) Intron 
D) RNAi 
E) Uracil
F)Chaperone protein
G)Transcription
H)tRNA
I)Thymine
J)Exons
K)Proteasomes
L)Telomere
M)Centromere
N)Haploid
O)Diploid
P)Translation 
A) Adenine 
B) mRNA 
C) Intron 
D) RNAi 
E) Uracil
F)Chaperone protein
G)Transcription
H)tRNA
I)Thymine
J)Exons
K)Proteasomes
L)Telomere
M)Centromere
N)Haploid
O)Diploid
P)Translation

Exam 7: Cell Growth and Development

Which of the following is not true of RNA?

Anaplasia is a state in which cells fail to differentiate into specialized cell types.

If a species of animal had 16 pairs of chromosomes in its normal body cells, its gametes would contain _____ chromosomes.

The terms cytokinesis and mitosis mean the same thing.

The membranous organelle in the cytoplasm that is able to replicate itself is the:

DNA replication occurs during:

The anticodon on the tRNA molecule has exactly the same nucleotide sequence as the DNA code that formed that part of the mRNA molecule except that uracil would replace thymine.

During which stage of mitosis do the centrioles move to the opposite poles of the cell?

A human gene is made up of about 250 DNA nucleotides.

Which of the following statements is true?

A human gene is a segment of the DNA molecule.

The complete set of proteins that can be made by the cell is called its proteome.

Diabetes mellitus is a disorder of DNA replication.

Match each phase of mitosis with its corresponding description. -Chromosomes align along the equator of spindle fibers

In protein synthesis, some segments of the RNA transcript represent noncoding parts of the DNA. These are called:

Which of the following terms is synonymous with tumor?

Match each of the following terms with its definition or description. -These parts of the messenger RNA are removed and not sent to the ribosome.

A polyribosome is making several copies of the same protein molecule.

A DNA molecule is characterized by all of the following except:

Match each of the following terms with its definition or description. -This is the term used to describe the number of chromosomes in a gamete.

Organization of the Body

Homeostasis

Chemical Basis of Life

Biomolecules

Cell Structure

Cell Function

Introduction to Tissues

Tissue Types

Skin

Skeletal Tissues

Axial Skeleton

Appendicular Skeleton

Articulations

Axial Muscles

Appendicular Muscles

Muscle Contraction

Nervous System Cells

Nerve Signaling

Central Nervous System

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Autonomic Nervous System

General Senses

Special Senses

Endocrine Regulation

Endocrine Glands

Blood

Heart

Blood Vessels

Circulation of the Blood

Lymphatic System

Innate Immunity

Adaptive Immunity

Stress

Respiratory Tract

Ventilation

Gas Exchange & Transport

Upper Digestive Tract

Lower Digestive Tract

Digestion and Absorption

Nutrition and Metabolism

Urinary System

Fluid and Electrolyte Balance

Acid Base Balance

Male Reproductive System

Female Reproductive System

Growth and Development

Genetics and Heredity

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