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2.1.4 quiz: chemical reactions and bonding
question 6 of 10
2 points
living organisms contain many complicated molecules. which of these is a
reason that carbon is important in these molecules?

List two limitations of natural selection

!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.

Where is the nictitating membrane found? a. between the eyelid and the eyeball b. between the retina and the optic nerve c. between the outer and middle ear d. in the organ of corti in the middle ear