The chemical molecules making up DNA are
a. organic acids.
b. organic bases.
c. ribosomes.
d. molecular ganglia.
ANSWER: b
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When a child is conceived and has an XY chromosome type, that child is genetically a boy. Which of the following statements best reflects where his chromosomes came from?
a. He got his X chromosome from mom and his Y chromosome from dad. b. He got the Y chromosome from mom, and the X chromosome from dad. c. He got XX chromosomes from mom, but the XY chromosomes he got from dad were genetically dominant, and that is why he is going to be a boy. d. It is impossible to know which chromosome came from which parent.
Bonnie is in kindergarten. She tells her mom, "I don't want to go to the hockey game – that's for stinky boys!" This scenario best illustrates
a. media control. b. parental influence. c. self-socialization. d. expressive traits.