The Cretaceous Period was the last and longest period of the Mesozoic Era. It lasted 79 million years.
<span>A. Primary Succession is my answer! :)
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To find the average answer or reaction and to get more accurate data. also to find out what causes a certain thing to happen
<span>Symbiosis is the ecological relationship between two
or more organisms living closely together with some form of feeding
relationship involved. The three main symbiotic relationships are: -
Mutualism, where both organisms benefit. - Commensalism, where one organism benefits while the other organism is not harmed.</span>
I'm completely sure your answer would be D.
It has two different alleles for a trait!
