Which of the following was notfirst proposed by Charles Darwin? A. Natural selection
B. Genetic drift
C. Struggle for existence
D. Survival of the fittest

In which specialized organ of the plant would these cells most likely be found

Autotrophs a.consume their food to get energy b.may use photosynthesis to gain energy c.are also called consumers d.cannot use solar energy

What do lava flows made of aa indicate about the type of volcanic eruption that occurred? a. the eruption was viscous. b. the eruption was pyroclastic. c. the eruption was explosive. d. the eruption was quite. !