During the process of ________, a cell's nucleus-including the chromosomes-duplicates itself and the cell divides, resulting in the formation of two cells.
A. fertilization
B. mitosis
C. meiosis
D. osmosis
Answer: B
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How did positive psychology manifest itself during the past in various societies?
What will be an ideal response?
The longest stage of labor is __________
A) delivery of the baby B) delivery of the placenta C) dilation and effacement of the cervix D) release of epinephrine and cortisol
During the past century and a half, the average age of menarche in the United States has plummeted. This is an example of:
a. proximodistal growth. c. secular trend. b. cephalocaudal growth. d. the effects of excessive estrogen.
The __________ system is a part of the brain that stimulates approach behavior in response to the anticipation of a reward
a. reticular activating b. cerebellar inhibition c. medullar mediating d. behavioral activating