Please help would be much appreciated:) Two of the key concepts of this Click-and-Learn activity are:

•Humans, like all species, are evolving and adapting to the environment.
•Natural selection acts on traits, but it affects the frequency of alleles in a population.

In essay format, explain these two concepts using examples from this Click and Learn.

what is the aerea shown

explanation:

it's unlikely a majority of a large population would agree on issues

hope this : )

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.

endo:

regulates body hormones, aldosterone, vasopressin

neural:

signal, regulates body using electric signals, reflex

endo has to do with hormones; aldosterone and vasopressin are both hormones. i also had this question and got it right : d