The polar portion of a cholesterol molecule, which forms hydrogen bonds with the polar heads of neighboring phospholipids and glycolipids, consists of a
a) -OH group.
b) -CH3 group.
c) -CH4 group
d) -COOH group
e) None of these choices is correct.
Answer: a
You might also like to view...
Hyperventilation leads to hypercapnia
Indicate whether this statement is true or false.
Systolic pressure is the peak pressure in systemic arteries and occurs at the beginning of systole
Indicate whether the statement is true or false.
A severe and sometimes fatal allergic reaction is called ____________________.?
Fill in the blank(s) with correct word
What is the importance of the mesenteries?
A) they increase the surface area available for absorption in the small intestine B) they produce enzymes to increase the digestion of proteins and fats in the small intestine C) they support and stabilize organs of the abdominal cavity and provide a passageway for blood vessels, nerves, and lymphatic vessels D) they consist of smooth muscle that contracts to push food along the digestive tract E) they produce hormones that regulate the activities of the digestive organs