Question 1

All body cells have a single,centralized nucleus.

Accepted Answer

A) True 
 B)False

Question 2

The _____________ is the liquid portion of the cell between the plasma membrane and nucleus.

Accepted Answer

A) cytoskeleton 
B) peroxisome 
C) cytosol 
D) phospholipids 
A) cytoskeleton 
B) peroxisome 
C) cytosol 
D) phospholipids

Question 3

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 4

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 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

The main function of the peroxisome is to release energy from food molecules and transform the energy into usable ATP.

Accepted Answer

A) True 
 B)False

Question 7

How many genes does it appear that humans have?

Accepted Answer

A) 25,000 
B) 100,000 
C) 3 million 
D) 3 billion 
A) 25,000 
B) 100,000 
C) 3 million 
D) 3 billion

Question 8

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 9

Phagocytosis is a bulk transport process in which the plasma membrane extends as pseudopods around a particle of organic matter.

Accepted Answer

A) True 
 B)False

Question 10

Individuals using anabolic steroids would have increased amounts of smooth endoplasmic reticulum in their liver cells.

Accepted Answer

A) True 
 B)False

Question 11

The pH of the cytoplasm is more ___________ than the interior of a primary lysosome.

Accepted Answer

A) basic 
B) acidic 
C) neutral 
A) basic 
B) acidic 
C) neutral

Question 12

Chromatin that is active in genetic transcription is called

Accepted Answer

A) euchromatin. 
B) homochromatic. 
C) heterochromatin. 
D) embryonic chromatin. 
A) euchromatin. 
B) homochromatic. 
C) heterochromatin. 
D) embryonic chromatin.

Question 13

Which of the following is NOT an example of an inclusion?

Accepted Answer

A) glycogen 
B) actin 
C) melanin 
D) triglycerides 
A) glycogen 
B) actin 
C) melanin 
D) triglycerides

All body cells have a single,centralized nucleus.

The _____________ is the liquid portion of the cell between the plasma membrane and nucleus.

Proteins and mRNA exit the nucleus via

microRNA

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

The main function of the peroxisome is to release energy from food molecules and transform the energy into usable ATP.

How many genes does it appear that humans have?

Pre-mRNA contains noncoding regions called

Phagocytosis is a bulk transport process in which the plasma membrane extends as pseudopods around a particle of organic matter.

Individuals using anabolic steroids would have increased amounts of smooth endoplasmic reticulum in their liver cells.

The pH of the cytoplasm is more ___________ than the interior of a primary lysosome.

Chromatin that is active in genetic transcription is called

Which of the following is NOT an example of an inclusion?

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: 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 of Metabolism

Reproduction

Filters

Exam 3: Cell Structure and Genetic Control

All body cells have a single,centralized nucleus.

The _____________ is the liquid portion of the cell between the plasma membrane and nucleus.

Proteins and mRNA exit the nucleus via

microRNA

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

The main function of the peroxisome is to release energy from food molecules and transform the energy into usable ATP.

How many genes does it appear that humans have?

Pre-mRNA contains noncoding regions called

Phagocytosis is a bulk transport process in which the plasma membrane extends as pseudopods around a particle of organic matter.

Individuals using anabolic steroids would have increased amounts of smooth endoplasmic reticulum in their liver cells.

The pH of the cytoplasm is more ___________ than the interior of a primary lysosome.

Chromatin that is active in genetic transcription is called

Which of the following is NOT an example of an inclusion?

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: 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 of Metabolism

Reproduction

Filters