Boris is a gay man who has an identical twin, Clarence. Based on genetic analyses, what is the percent likelihood that Clarence is also gay?
A) 15 percent
B) 25 percent
C) 50 percent
D) 65 percent
C) 50 percent
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What assumption allows for good estimates of the sampling errors?
What will be an ideal response?
In eyeblink conditioning, a tone is sounded immediately before air is puffed into a participant's eye. After a number of tone–air puff pairings, which factor is the conditioned response?
A) the perception of the tone B) the air puff C) blinking when the tone sounds D) blinking when air is puffed into the eye
Our sense of smell is much weaker than our sense of taste
a. True b. False
If a disease selectively damaged cones, what would the most likely symptom be?
A. Loss of central, but not peripheral, vision B. Loss of color vision C. Blurred vision D. Poor night vision