Question 1

If the concentration of sodium chloride in the interstitial fluid surrounding cells decreases and the concentration of other solutes remains constant,

Accepted Answer

A) the cells will shrink. 
B) the cells will swell. 
C) the fluid outside of the cells will become isotonic. 
D) the fluid outside of the cells will become hypertonic. 
E) the cells will not change. 
A) the cells will shrink. 
B) the cells will swell. 
C) the fluid outside of the cells will become isotonic. 
D) the fluid outside of the cells will become hypertonic. 
E) the cells will not change.

Question 2

Ribosomes are composed of protein and

Accepted Answer

A) rRNA. 
B) mRNA. 
C) tRNA. 
D) DNA. 
E) mDNA. 
A) rRNA. 
B) mRNA. 
C) tRNA. 
D) DNA. 
E) mDNA.

Question 3

During kidney dialysis,a person's blood is passed through a bath that contains several ions and molecules.The blood is separated from the dialysis fluid by a membrane that allows water,small ions,and small molecules to pass,but does not allow large proteins or blood cells to pass.What should the composition of dialysis fluid be for it to remove urea (a small molecule)without changing the blood volume (removing water from the blood)?

Accepted Answer

For the dialysis fluid to remove urea wi

Question 4

List the three basic components of the cytoskeleton.

Accepted Answer

A) microfilaments,filaments,and myofibrils 
B) cilia,flagella,and centrioles 
C) microfilaments,intermediate filaments,and microtubules 
D) intermediate filaments,thick filaments,and thin filaments 
E) thick filaments,centrioles,and cilia 
A) microfilaments,filaments,and myofibrils 
B) cilia,flagella,and centrioles 
C) microfilaments,intermediate filaments,and microtubules 
D) intermediate filaments,thick filaments,and thin filaments 
E) thick filaments,centrioles,and cilia

Question 5

A molecule of ________ contains all the codons needed to produce a particular polypeptide.

Accepted Answer

A) DNA 
B) rRNA 
C) mRNA 
D) tRNA 
E) mDNA 
A) DNA 
B) rRNA 
C) mRNA 
D) tRNA 
E) mDNA

Question 6

Describe three functions of lysosomes.

Accepted Answer

Lysosomes may (1)remove damaged organell

Question 7

Microtubules do not have which of the following functions?

Accepted Answer

A) They form structural components of organelles. 
B) They move chromosomes during cell division. 
C) They provide a mechanism for moving organelles. 
D) They provide strength. 
E) They stiffen microvilli. 
A) They form structural components of organelles. 
B) They move chromosomes during cell division. 
C) They provide a mechanism for moving organelles. 
D) They provide strength. 
E) They stiffen microvilli.

Question 8

The endoplasmic reticulum is not responsible for ________ synthesis.

Accepted Answer

A) glycogen 
B) lipid 
C) protein 
D) ATP 
E) cholesterol 
A) glycogen 
B) lipid 
C) protein 
D) ATP 
E) cholesterol

Question 9

What is translation?

Accepted Answer

A) Making an identical copy of the DNA strand. 
B) Making an RNA strand from the DNA template. 
C) Making a DNA strand from the RNA template. 
D) Taking the mRNA sequence and producing a protein. 
E) Taking the cDNA sequence and producing a protein. 
A) Making an identical copy of the DNA strand. 
B) Making an RNA strand from the DNA template. 
C) Making a DNA strand from the RNA template. 
D) Taking the mRNA sequence and producing a protein. 
E) Taking the cDNA sequence and producing a protein.

Question 10

The stage in a cell's life cycle in which the cell performs its normal functions and prepares for division is called

Accepted Answer

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

Question 11

During the process of transcription,a nucleotide was deleted from an mRNA sequence that coded for a protein.What effect will this deletion have on the amino acid sequence of the protein?

Accepted Answer

Deletion of a base during transcription

Question 12

The triplet codes needed to specify a specific polypeptide chain are found in the

Accepted Answer

A) cytoplasm. 
B) gene. 
C) codon. 
D) anticodon. 
E) polypeptide itself. 
A) cytoplasm. 
B) gene. 
C) codon. 
D) anticodon. 
E) polypeptide itself.

Question 13

Renewal or modification of the cell membrane is a function of the

Accepted Answer

A) microtubules. 
B) mitochondria. 
C) rough endoplasmic reticulum. 
D) ribosomes. 
E) Golgi apparatus. 
A) microtubules. 
B) mitochondria. 
C) rough endoplasmic reticulum. 
D) ribosomes. 
E) Golgi apparatus.

If the concentration of sodium chloride in the interstitial fluid surrounding cells decreases and the concentration of other solutes remains constant,

Ribosomes are composed of protein and

List the three basic components of the cytoskeleton.

A molecule of ________ contains all the codons needed to produce a particular polypeptide.

Describe three functions of lysosomes.

Microtubules do not have which of the following functions?

The endoplasmic reticulum is not responsible for ________ synthesis.

What is translation?

The stage in a cell's life cycle in which the cell performs its normal functions and prepares for division is called

During the process of transcription,a nucleotide was deleted from an mRNA sequence that coded for a protein.What effect will this deletion have on the amino acid sequence of the protein?

The triplet codes needed to specify a specific polypeptide chain are found in the

Renewal or modification of the cell membrane is a function of the

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Tissue Level of Organization

The Integumentary System

Bones and Bone Structure

The Skeleton

Joints

Skeletal Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain, cranial Nerves, and Sensory and Motor Pathways

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Heart and Cardiovascular Function

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism, nutrition, and Energetics

The Urinary System

Fluid,electrolyte,and Acid-Base Balance

The Reproductive System

Development and Inheritance

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Exam 3: Cellular Level of Organization

If the concentration of sodium chloride in the interstitial fluid surrounding cells decreases and the concentration of other solutes remains constant,

Ribosomes are composed of protein and

List the three basic components of the cytoskeleton.

A molecule of ________ contains all the codons needed to produce a particular polypeptide.

Describe three functions of lysosomes.

Microtubules do not have which of the following functions?

The endoplasmic reticulum is not responsible for ________ synthesis.

What is translation?

The stage in a cell's life cycle in which the cell performs its normal functions and prepares for division is called

During the process of transcription,a nucleotide was deleted from an mRNA sequence that coded for a protein.What effect will this deletion have on the amino acid sequence of the protein?

The triplet codes needed to specify a specific polypeptide chain are found in the

Renewal or modification of the cell membrane is a function of the

An Introduction to Anatomy and Physiology

Chemical Level of Organization

Tissue Level of Organization

The Integumentary System

Bones and Bone Structure

The Skeleton

Joints

Skeletal Muscle Tissue

The Muscular System

Nervous Tissue

The Spinal Cord, spinal Nerves, and Spinal Reflexes

The Brain, cranial Nerves, and Sensory and Motor Pathways

The Autonomic Nervous System

The Special Senses

The Endocrine System

Blood

The Heart and Cardiovascular Function

Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism, nutrition, and Energetics

The Urinary System

Fluid,electrolyte,and Acid-Base Balance

The Reproductive System

Development and Inheritance

Filters