Which cells are the only ones in the human body that do not contain 46 chromosomes?
A. lens cells
B. neurons
C. hair cells
D. gametes
Answer: D
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Martha Bernal is best known for:
a. being the first woman to receive a Ph.D. in psychology b. being the first Latina woman to receive a Ph.D. in psychology c. being the first African American woman to receive a Ph.D. in psychology d. being the first Native American woman to receive a Ph.D. in psychology
. Identical twins have IQ correlations around .7 to .8, whereas fraternal twins have IQ correlations of about .3 to .4. What do these correlations suggest?
A) Identical twins have very similar IQs while fraternal twins do not. B) Both identical twins and fraternal twins have similar IQs. C) Fraternal twins have very similar IQs while identical twins do not. D) Neither identical twins or fraternal twins have very similar IQs.
Zack has been wetting the bed. A special pad is placed under him while he is sleeping. If the pad becomes wet, a circuit closes, causing a bell to ring. After several repetitions, Zack learns to wake up before wetting the pad. Over time, Zack stops wetting the bed altogether. This is an example of the application of what theory to the treatment of bed-wetting?
a. psychodynamic theory c. cognitive theory b. psychosocial theory d. learning theory
A "monochromat" is a person with
A) no depth perception B) vision in onlyone eye C) color blindness D) glaucoma