What are the two major components of cell membranes?
A. glycolipids and phospholipids
B. cholesterol and proteins
C. phospholipids and carbohydrates
D. phospholipids and cholesterol
E. phospholipids and proteins
E. phospholipids and proteins
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During aerobic cellular respiration, the final electron acceptor is ________.
A. pyruvic acid B. FAD C. oxygen D. cytochrome C E. nitrate
Sugars are formed in the chloroplasts ____
a. on the outer membrane b. on the inner membrane c. in the thylakoid compartment d. in the stroma e. within the thylakoid membrane
An organelle found in the nucleus is a
a. plastid. b. vacuole. c. microvillus. d. nucleolus. e. basal body.
n example of a signaling molecule that binds with a receptor on the cell surface is:
a. insulin. b. ecdysone. c. Vitamin D. d. Vitamin A. e. nitric oxide.