The 23rd pair of chromosomes in males contains the __________- shaped chromosome

a) XX
b) XY
c) YX
d) YY

Answer: b

Psychology

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If you give your dog a treat each time she performs a trick, you are using:

a. interval reinforcement c. partial reinforcement b. basic reinforcement d. continuous reinforcement

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Describe factor analysis

What will be an ideal response?

Psychology