What is ovulation?
a.
shedding of the uterine lining.
b.
process in which a mature egg is released from the ovaries.
c.
the last stage of the menstrual cycle.
d.
none of the above.

ANSWER IS B

2. cheryl hears a new song on the radio every day during the week on her commute to work. surprisingly, when the song comes on at a party on saturday night, she knows most of the words without trying. describe the three ways that we use cognition to learn without reinforcement. which type of cognitive learning without reinforcement best explains how cheryl knew the song lyrics? explain your answer.

Substances that can pass through cell membranes by diffusion include a. na ions. b. proteins c. glucose. d. oxygen.

which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)