In Mendel’s early experiments, what percent of the F1 generation expressed (showed) the dominant factor? Select one:

a.
75 %

b.
25 %

c.
100 %

d.
50 %

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.

Which of the following is a consequence of urban heat islands? increased precipitation downwind of the city? increased precipitation upwind of the city? decreased winds within the city? increased winds within the city?

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