The idea that the eye contains three kinds of photoreceptors differentially sensitive to red, green, and blue that are responsible for color vision was proposed by the German physiologist

Suppose that a man is a member of a social group that is stereotypically expected to lack a specific type of ability. When the man takes a test he knows is designed for that ability, he is likely to perform ________, demonstrating an effect known as ____

a. poorly; stereotype threat b. poorly; culture bias c. better than expected; stereotype reversal d. better than expected; culture reversal

Tubes that extend from the testes into a man's body and transport mature sperm cells during

ejaculation are called gonads. Indicate whether the statement is true or false