June read that the heritability of hair color is 73 percent. When her friend asked her what that meant, she said ___________________.
A. there is a 73 percent chance that you will have the same hair color as your father.
B. hair color is 73 percent inherited.
C. 73 percent of the variability in hair color between people is due to genetics
D. there is a 73 percent chance that you will have the same hair color as your mother.
Ans: C. 73 percent of the variability in hair color between people is due to genetics
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A sweater looks blue because it has properties that a. reflect short wavelengths while absorbing longer wavelengths
b. reflect long wavelengths while absorbing shorter wavelengths. c. refract short wavelengths while absorbing longer wavelengths. d. refract long wavelengths while absorbing shorter wavelengths.
With the transition to toddlerhood, attraction to __________ declines and __________ improves
A) intentional behavior; gazing B) stimuli; reflexive action C) novelty; sustained attention D) goal-directed behavior; memory
The capacity for voluntary, effortful management of emotions
A) improves as a result of the development of the prefrontal cortex. B) is present at birth. C) emerges suddenly around 8 to 10 months. D) cannot be modified by learned strategies.
The responses for a question on a scale were 10, 11, 15, 15, 15, and 17. What is the mode?
a. 10 b. 11 c. 15 d. 17