Question 1

The cell is the basic structural and functional unit in the body.

Accepted Answer

A) True 
 B)False

Question 2

Damage to cellular DNA that cannot be repaired would induce

Accepted Answer

A) mitosis. 
B) meiosis. 
C) apoptosis. 
D) cell division. 
A) mitosis. 
B) meiosis. 
C) apoptosis. 
D) cell division.

Question 3

Which of the following is NOT a molecular motor used to move substances along the cytoskeleton?

Accepted Answer

A) melanin 
B) kinesin 
C) myosin 
D) dynein 
A) melanin 
B) kinesin 
C) myosin 
D) dynein

Question 4

Tay-Sachs disease is caused by a genetic defect which affects the activity of _______ enzymes.

Accepted Answer

A) mitochondrial 
B) lysosomal 
C) centrosomal 
D) ribosomal 
A) mitochondrial 
B) lysosomal 
C) centrosomal 
D) ribosomal

Question 5

The organelle involved in the production of energy is the

Accepted Answer

A) mitochondrion. 
B) ribosome. 
C) cytoskeleton. 
D) centriole. 
A) mitochondrion. 
B) ribosome. 
C) cytoskeleton. 
D) centriole.

Question 6

Cells which contain large numbers of mitochondria and large amounts of agranular (smooth)endoplasmic reticulum are most likely

Accepted Answer

A) bladder cells. 
B) bone cells. 
C) lung cells. 
D) skeletal muscle cells. 
A) bladder cells. 
B) bone cells. 
C) lung cells. 
D) skeletal muscle cells.

Question 7

The process of gene expression occurs as

Accepted Answer

A) genetic transcription and genetic transduction. 
B) genetic translation and genetic degradation. 
C) genetic transcription and genetic translation. 
D) genetic transduction and genetic degradation. 
A) genetic transcription and genetic transduction. 
B) genetic translation and genetic degradation. 
C) genetic transcription and genetic translation. 
D) genetic transduction and genetic degradation.

Question 8

Cells lacking lysosomes would be unable to undergo apoptosis.

Accepted Answer

A) True 
 B)False

Question 9

Genetic translation occurs in ribosomes located in the _____________ of the cell.

Accepted Answer

A) nucleus 
B) plasma membrane 
C) cytoplasm 
D) Golgi apparatus 
A) nucleus 
B) plasma membrane 
C) cytoplasm 
D) Golgi apparatus

Question 10

Anticodons found in mRNA allow for base pairing with the codons in tRNA.

Accepted Answer

A) True 
 B)False

Question 11

The organelle that acts as enzymes for protein synthesis is the

Accepted Answer

A) mitochondrion. 
B) ribosome. 
C) nucleolus. 
D) lysosome. 
A) mitochondrion. 
B) ribosome. 
C) nucleolus. 
D) lysosome.

Question 12

Phagocytosis differs from endocytosis in that with phagocytosis

Accepted Answer

A) the plasma membrane invaginates to produce a furrow that pinches off inside the cell. 
B) the plasma membrane extends outwards with pseudopods to surround the substance. 
C) specific membrane receptors bind to the molecules to be brought into the cell. 
D) None apply. 
A) the plasma membrane invaginates to produce a furrow that pinches off inside the cell. 
B) the plasma membrane extends outwards with pseudopods to surround the substance. 
C) specific membrane receptors bind to the molecules to be brought into the cell. 
D) None apply.

Question 13

Knockdown mice are mice strains in which a specific targeted gene has been inactivated.

Accepted Answer

A) True 
 B)False

Question 14

The division of the cytoplasm in mitosis is called

Accepted Answer

A) anaphase. 
B) cytokinesis. 
C) senescence. 
D) kinetochore. 
A) anaphase. 
B) cytokinesis. 
C) senescence. 
D) kinetochore.

Question 15

Pre-mRNA contains noncoding regions called

Accepted Answer

A) exons. 
B) introns. 
C) small nuclear ribonucleoproteins (snRNPs). 
D) spliceosomes. 
A) exons. 
B) introns. 
C) small nuclear ribonucleoproteins (snRNPs). 
D) spliceosomes.

Question 16

DNA replication is

Accepted Answer

A) conservative. 
B) semiconservative. 
C) dispersive. 
D) both semiconservative and dispersive. 
A) conservative. 
B) semiconservative. 
C) dispersive. 
D) both semiconservative and dispersive.

Question 17

microRNA

Accepted Answer

A) is single-stranded. 
B) is complementary to a particular mRNA 
C) is partially complementary to many mRNAs. 
D) is produced in large numbers by tumor cells. 
A) is single-stranded. 
B) is complementary to a particular mRNA 
C) is partially complementary to many mRNAs. 
D) is produced in large numbers by tumor cells.

Question 18

The term proteome refers to all of the genes in a particular individual.

Accepted Answer

A) True 
 B)False

Question 19

Growth of a tissue due to hypertrophy occurs when cells increase in number.

Accepted Answer

A) True 
 B)False

Question 20

The plasma membrane is a static,uniform structure that protects the cells and controls the passageway of materials into and out of the cell.

Accepted Answer

A) True 
 B)False

The cell is the basic structural and functional unit in the body.

Damage to cellular DNA that cannot be repaired would induce

Which of the following is NOT a molecular motor used to move substances along the cytoskeleton?

Tay-Sachs disease is caused by a genetic defect which affects the activity of _______ enzymes.

The organelle involved in the production of energy is the

Cells which contain large numbers of mitochondria and large amounts of agranular (smooth)endoplasmic reticulum are most likely

The process of gene expression occurs as

Cells lacking lysosomes would be unable to undergo apoptosis.

Genetic translation occurs in ribosomes located in the _____________ of the cell.

Anticodons found in mRNA allow for base pairing with the codons in tRNA.

The organelle that acts as enzymes for protein synthesis is the

Phagocytosis differs from endocytosis in that with phagocytosis

Knockdown mice are mice strains in which a specific targeted gene has been inactivated.

The division of the cytoplasm in mitosis is called

Pre-mRNA contains noncoding regions called

DNA replication is

microRNA

The term proteome refers to all of the genes in a particular individual.

Growth of a tissue due to hypertrophy occurs when cells increase in number.

The plasma membrane is a static,uniform structure that protects the cells and controls the passageway of materials into and out of the cell.

The Study of Body Function

Chemical Composition of the Body

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,heart and Circulation

Cardiac Output, blood Flow, and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation and Metabolism

Reproduction

Filters

Exam 3: Cell Structure and Genetic Control

The cell is the basic structural and functional unit in the body.

Damage to cellular DNA that cannot be repaired would induce

Which of the following is NOT a molecular motor used to move substances along the cytoskeleton?

Tay-Sachs disease is caused by a genetic defect which affects the activity of _______ enzymes.

The organelle involved in the production of energy is the

Cells which contain large numbers of mitochondria and large amounts of agranular (smooth)endoplasmic reticulum are most likely

The process of gene expression occurs as

Cells lacking lysosomes would be unable to undergo apoptosis.

Genetic translation occurs in ribosomes located in the _____________ of the cell.

Anticodons found in mRNA allow for base pairing with the codons in tRNA.

The organelle that acts as enzymes for protein synthesis is the

Phagocytosis differs from endocytosis in that with phagocytosis

Knockdown mice are mice strains in which a specific targeted gene has been inactivated.

The division of the cytoplasm in mitosis is called

Pre-mRNA contains noncoding regions called

DNA replication is

microRNA

The term proteome refers to all of the genes in a particular individual.

Growth of a tissue due to hypertrophy occurs when cells increase in number.

The plasma membrane is a static,uniform structure that protects the cells and controls the passageway of materials into and out of the cell.

The Study of Body Function

Chemical Composition of the Body

Cell Respiration and Metabolism

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,heart and Circulation

Cardiac Output, blood Flow, and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation and Metabolism

Reproduction

Filters