Cnidarians were the first phylum that scientists saw tissue level organization in. Tissue level organization meaning cells all of one type start to function in a unified way.
The answer to your question is A. Higher latitudes receive less radiation due to the curvature of the Earth.
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Mutualism
Explanation: a relationship between two species of organisms in which both benefit from the association.
The drug that is associated when having to intake it when
pregnant that is likely causing premature birth, low birth weight infants and
the fetal death is the use of nicotine. This type of drug is a form of agonist
in regards with nicotinic acetylcholone receptors.
I think you’ll be able to be able to breathe better
