Mendel formed a hypothesis for the outcomes he observed in pea plants.
Answer:
<u><em>C.)</em></u> <em>Crest to trough</em>
theories are ideas of why something happens. They are not considered "true" unless backed up with a series of scientific studies. Then it would be more of a law.
They might not have that alarm response to that chemical substance or they could be far enough from it to not be effective