Question 1

Proteins and mRNA exit the nucleus via

Accepted Answer

A) nuclear pores. 
B) endoplasmic reticulum. 
C) vesicles. 
D) centromeres. 
A) nuclear pores. 
B) endoplasmic reticulum. 
C) vesicles. 
D) centromeres.

Question 2

Intake of a specific molecule from the extracellular compartment by a cell occurs through

Accepted Answer

A) phagocytosis. 
B) exocytosis. 
C) receptor-mediated endocytosis. 
D) apoptosis. 
A) phagocytosis. 
B) exocytosis. 
C) receptor-mediated endocytosis. 
D) apoptosis.

Question 3

Phagocytosis is important for

Accepted Answer

A) body defense against foreign organic matter. 
B) promoting inflammation. 
C) removal of old and dying cells. 
D) All of these choices are correct. 
A) body defense against foreign organic matter. 
B) promoting inflammation. 
C) removal of old and dying cells. 
D) All of these choices are correct.

Question 4

The only flagellated cells in humans are

Accepted Answer

A) ova. 
B) sperm. 
C) goblet cells. 
D) tumor cells. 
A) ova. 
B) sperm. 
C) goblet cells. 
D) tumor cells.

Question 5

Germinal cells can most likely divide indefinitely due to the activity of an enzyme called

Accepted Answer

A) caspases. 
B) telomerase. 
C) DNA polymerase. 
D) RNA transferase. 
A) caspases. 
B) telomerase. 
C) DNA polymerase. 
D) RNA transferase.

Question 6

Large hydrophilic molecules can readily move unaided into and out of cells.

Accepted Answer

A) True 
 B)False

Question 7

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 8

Mitochondria contain their own DNA.

Accepted Answer

A) True 
 B)False

Question 9

Crossing over occurs during

Accepted Answer

A) anaphase I of meiosis. 
B) metaphase of mitosis. 
C) prophase I of meiosis. 
D) metaphase II of meiosis. 
A) anaphase I of meiosis. 
B) metaphase of mitosis. 
C) prophase I of meiosis. 
D) metaphase II of meiosis.

Question 10

The pericentriolar material is believed to be responsible for

Accepted Answer

A) cytoskeletal organization. 
B) centriole replication. 
C) kinetochore formation. 
D) centrosome formation. 
A) cytoskeletal organization. 
B) centriole replication. 
C) kinetochore formation. 
D) centrosome formation.

Question 11

The granular (rough) endoplasmic reticulum is characterized by a lack of ribosomes.

Accepted Answer

A) True 
 B)False

Question 12

Primary lysosomes consist of digestive enzymes and the contents of a food vacuole.

Accepted Answer

A) True 
 B)False

Question 13

Cells which will undergo apoptosis would contain large numbers or quantities of

Accepted Answer

A) centrioles. 
B) lysosomes. 
C) Golgi apparatus. 
D) rough endoplasmic reticulum. 
A) centrioles. 
B) lysosomes. 
C) Golgi apparatus. 
D) rough endoplasmic reticulum.

Question 14

Oncogenes

Accepted Answer

A) prevent formation of cancer cells. 
B) block the ability of cyclins to stimulate cell division. 
C) stimulate apoptosis. 
D) often stimulate cyclin-dependent kinases. 
A) prevent formation of cancer cells. 
B) block the ability of cyclins to stimulate cell division. 
C) stimulate apoptosis. 
D) often stimulate cyclin-dependent kinases.

Question 15

The _____________ of the messenger RNA is recognized by the _____________ of the transfer RNA.

Accepted Answer

A) triplet, codon 
B) codon, anticodon 
C) anticodon, codon 
D) anticodon, triplet 
A) triplet, codon 
B) codon, anticodon 
C) anticodon, codon 
D) anticodon, triplet

Question 16

Which of the following locations have ciliated cells?

Accepted Answer

A) respiratory and digestive systems 
B) female reproductive and lymphatic systems 
C) respiratory and female reproductive systems 
D) digestive and lymphatic systems 
A) respiratory and digestive systems 
B) female reproductive and lymphatic systems 
C) respiratory and female reproductive systems 
D) digestive and lymphatic systems

Question 17

The family of enzymes in cells activated during apoptosis are

Accepted Answer

A) necrotic enzymes. 
B) chromatids. 
C) caspases. 
D) centromeres. 
A) necrotic enzymes. 
B) chromatids. 
C) caspases. 
D) centromeres.

Question 18

Precursor mRNA is larger than the mRNA it forms.

Accepted Answer

A) True 
 B)False

Question 19

Genes that have been silenced are passed to daughter cells during mitosis and meiosis in a process called

Accepted Answer

A) apoptosis. 
B) necrosis. 
C) hypertrophy. 
D) epigenetic inheritance. 
A) apoptosis. 
B) necrosis. 
C) hypertrophy. 
D) epigenetic inheritance.

Question 20

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.

Proteins and mRNA exit the nucleus via

Intake of a specific molecule from the extracellular compartment by a cell occurs through

Phagocytosis is important for

The only flagellated cells in humans are

Germinal cells can most likely divide indefinitely due to the activity of an enzyme called

Large hydrophilic molecules can readily move unaided into and out of cells.

DNA replication is

Mitochondria contain their own DNA.

Crossing over occurs during

The pericentriolar material is believed to be responsible for

The granular (rough) endoplasmic reticulum is characterized by a lack of ribosomes.

Primary lysosomes consist of digestive enzymes and the contents of a food vacuole.

Cells which will undergo apoptosis would contain large numbers or quantities of

Oncogenes

The _ of the messenger RNA is recognized by the _ of the transfer RNA.

Which of the following locations have ciliated cells?

The family of enzymes in cells activated during apoptosis are

Precursor mRNA is larger than the mRNA it forms.

Genes that have been silenced are passed to daughter cells during mitosis and meiosis in a process called

Damage to cellular DNA that cannot be repaired would induce

The Study of Body Function

Chemical Composition of the Body

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and The Extracellular Environment

The Nervous System

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands

Muscle

Blood, Heart, and Circulation

Cardiac Output, Blood Flow, and Bloodpressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation of Metabolism

Reproduction

Filters

Exam 3: Cell Structure and Genetic Control

Proteins and mRNA exit the nucleus via

Intake of a specific molecule from the extracellular compartment by a cell occurs through

Phagocytosis is important for

The only flagellated cells in humans are

Germinal cells can most likely divide indefinitely due to the activity of an enzyme called

Large hydrophilic molecules can readily move unaided into and out of cells.

DNA replication is

Mitochondria contain their own DNA.

Crossing over occurs during

The pericentriolar material is believed to be responsible for

The granular (rough) endoplasmic reticulum is characterized by a lack of ribosomes.

Primary lysosomes consist of digestive enzymes and the contents of a food vacuole.

Cells which will undergo apoptosis would contain large numbers or quantities of

Oncogenes

The _____________ of the messenger RNA is recognized by the _____________ of the transfer RNA.

Which of the following locations have ciliated cells?

The family of enzymes in cells activated during apoptosis are

Precursor mRNA is larger than the mRNA it forms.

Genes that have been silenced are passed to daughter cells during mitosis and meiosis in a process called

Damage to cellular DNA that cannot be repaired would induce

The Study of Body Function

Chemical Composition of the Body

Enzymes and Energy

Cell Respiration and Metabolism

Interactions Between Cells and The Extracellular Environment

The Nervous System

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands

Muscle

Blood, Heart, and Circulation

Cardiac Output, Blood Flow, and Bloodpressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation of Metabolism

Reproduction

Filters

The _ of the messenger RNA is recognized by the _ of the transfer RNA.