Cholesterol is a membrane lipid that
a. reduces the permeability of gill membranes to water.
b. affects the activity of membrane proteins.
c. regulates membrane fluidity and stability.
d. two of these.
e. all of these.
E
You might also like to view...
Which of the following formed elements releases serotonin?
A. Platelets B. Basophils C. Erythrocytes D. Neutrophils
The order in which material passes through the large intestine is ________.
A. descending colon, transverse colon, ascending colon, and cecum B. ascending colon, cecum, transverse colon, and descending colon C. cecum, descending colon, transverse colon, and ascending colon D. cecum, ascending colon, transverse colon, and descending colon
Within the embryonic disc, the epiblast gives rise to which of the following germ layers?
A. Endoderm and ectoderm only B. Mesoderm and ectoderm only C. Endoderm and mesoderm only D. Endoderm, mesoderm, and ectoderm
Match the specific enzyme to its class.
1. synthetase 2. dehydrogenase 3. dehydratase 4. lipase 5. lipasekinase 6. aminase 7. deaminase A. oxidoreductase B. hydrolase C. transferase D. ligase E. lyase