Scientists notice structural similarities between fossils of a land animal and an aquatic organism. they know the similarities are not a result of the two organisms having to adopt to similar environments. what can they attribute the structural similarities to?

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?

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 diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring