1. What most surprised you about the development of science as we know it? 2. What surprised you most about the history of the development of the Theory of Natural Selection?

(i am a biology major)

In a cladogram' when does a group of organisms branch off

Spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Which of the following can be reduced by the use of renewable energy sources? a. social costs b. economic costs c. environmental costs d. all of the above select the best answer from the choices provided a b c d