The beaks of finches found on various Galapagos Islands differed based on: a. The size of their island

b. The length of their wings

c. The available food supply

d. The predators that hunted them

What are two reasons for why a species might disappear from the fossil record?

Environmental differences within ecosystems are generally caused by

Which of the following types of stars is most likely to end up as a supernova? in graph a, the curve peaks at 800 nm, in the red section of the visible light spectrum. in graph b, the curve peaks at 550 nm, in the green section of the visible light spectrum. in graph c, the curve peaks at 450 nm, in the blue section of the visible light spectrum. in graph d, the curve peaks at 300 nm, in the violet section of the visible light spectrum. a b c d