fill in the blank questions
monotremes, marsupials, and placentals have the same _____ known as the therapsid.
a farmer sprays insecticide on his crops and notices that the insect pest problems disappear. a year later he tries the same insecticide only to find that he did not achieve the same result. the insect population shows resistance to the insecticide. This is an example of ______ acting on a population to change its characteristics
5 answers
please help me
anyone at all?
did you figure it out yet?
Natural selection.
Is that rifgh?
59 answers