DETAILED ANSWERS|LATEST
The plasma membrane in human cells is comprised of:
A. A single layer of phospholipids and proteins
B. A capsid made up of lipids and polysaccharides
C. A phopholipid bilayer including cholesterol and proteins
D. Cellulose - ANSWER C
The primary function of the mitochondria is:
A. Catalyze protein translation
B. Package proteins for transport
C. Manufacture of ATP
D. Management of genetic material - ANSWER C
Chronic hypertension requires that the heart pumps harder with each contraction. This
means that the left ventricle experiences more stretch than usual. This can result in
________ of the cells of the ventricle:
A. Metaplasia
B. Dysplasia
C. Atrophy
D. Hypertrophy - ANSWER D
1
, Flipases and flopases are enzymes involved in the asymmetry of the cell membrane. Which
of these is a function of membrane asymmetry?
A. Marking the cell for apoptosis
B. Allows for selective permeability of the membrane
C. Manufacture of integral proteins
D. Involved in endocytosis of nutrients - ANSWER A
Mr. Pasteur had his arm in a cast for six weeks. After the cast was removed, his arm was
noticeably smaller. This is an example of:
A. Metaplasia
B. Dysplasia
C. Atrophy
D. Hypertrophy - ANSWER C
In diabetes inspidus, patients excrete a large volume of dilute urine. Diabetes inspidus is a
disease involving the mutation of proteins that are involved in the movement of water in
and out of the cell. What are these proteins?
A. Aquaporins
B. Actins
C. Bradykinins
D. Histamines - ANSWER A
Which of the following is the body's primary buffer in the blood and the kidneys?
A. Thiamine pyrophosphate
B. Angiotensin converting enzyme
2
The plasma membrane in human cells is comprised of:
A. A single layer of phospholipids and proteins
B. A capsid made up of lipids and polysaccharides
C. A phopholipid bilayer including cholesterol and proteins
D. Cellulose - ANSWER C
The primary function of the mitochondria is:
A. Catalyze protein translation
B. Package proteins for transport
C. Manufacture of ATP
D. Management of genetic material - ANSWER C
Chronic hypertension requires that the heart pumps harder with each contraction. This
means that the left ventricle experiences more stretch than usual. This can result in
________ of the cells of the ventricle:
A. Metaplasia
B. Dysplasia
C. Atrophy
D. Hypertrophy - ANSWER D
1
, Flipases and flopases are enzymes involved in the asymmetry of the cell membrane. Which
of these is a function of membrane asymmetry?
A. Marking the cell for apoptosis
B. Allows for selective permeability of the membrane
C. Manufacture of integral proteins
D. Involved in endocytosis of nutrients - ANSWER A
Mr. Pasteur had his arm in a cast for six weeks. After the cast was removed, his arm was
noticeably smaller. This is an example of:
A. Metaplasia
B. Dysplasia
C. Atrophy
D. Hypertrophy - ANSWER C
In diabetes inspidus, patients excrete a large volume of dilute urine. Diabetes inspidus is a
disease involving the mutation of proteins that are involved in the movement of water in
and out of the cell. What are these proteins?
A. Aquaporins
B. Actins
C. Bradykinins
D. Histamines - ANSWER A
Which of the following is the body's primary buffer in the blood and the kidneys?
A. Thiamine pyrophosphate
B. Angiotensin converting enzyme
2
