What is a huge source of methane gas? *

!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.

Which units ate used to measure both velocity and speed? check all that apply

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays