Proteins are a. compounds containing carbon, hydrogen, oxygen, nitrogen, and usually phosphorus and sulfur b. compounds containing carbon, hydrogen, oxygen, nitrogen, and phosphorus c. compounds of the elements carbon, hydrogen, and much less oxygen

What body systems are involded in sleep homeostasis

What creates an electric force field that moves electrons through a circuit? a. energy sourceb. loadc. metal wiresd. resistance

Which of these is a sexual stereotype? a) on average, males are taller than females. b) people over the age of 60 are not interested in sex. c) male hormone levels differ from those of females. d) there are more male representatives than female representatives in congress.