A major cause of genetic variation within a species is the result of -

In general in which direction does wind blow

Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand

In "the man in the water," what was the remarkable occurrence that rosenblatt reported?