Darwin believed that giraffes acquired longer necks by slowly stretching to reach leaves located higher above the
ground.

true

false

!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.

The pattern of this wave changes between its beginning and end. what is true about the amplitude and wavelength of the wave when the pattern changes?

What are some possible short and long term medical concerns for crew members on longer space exploration trips