Darwin and Mendel made great advances in our understanding of heredity, but it was

only in the 20th century that the basic, discrete unit of heredity was discovered. That unit
is called a

(a) Mendel (b) chromosome (c) gene (d) sperm

C

Psychology

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Which of the following is not a potential health problem associated with cigarette smoking or tobacco use?

a. Buerger's disease b. Cancer of the mouth c. Gangrene d. Korsakoff's syndrome

Psychology

A great deal of psychological research supports the folk wisdom that "birds of a feather flock together," but there is little empirical support for the folk wisdom that "opposites attract."

According to social psychologists, why do we tend to find people similar to us attractive? What will be an ideal response?

Psychology