Which of these is most closely associated with darwin? a. energy flow b. ecosystem structure c. the three domains of life d. natural selection?

What came first egg or chicken? and is tomato a vegetable or a fruit?

The finches on the galapagos island were similar in form except for variations of their beaks. darwin observed that these variations were useful for: attracting a mate defending territory building nests gathering food

Sediment layers stop lateral spreading when: they encounter a barrier they encounter an opposing current they run out of additional sedimentary material