3. which is true about a valid scientific hypothesis?
a. it is the same as a scientific theory.
b. it is a testable statement.
c. it can be scientifically proved to be true.
d. it is never rejected.

The answer Is B.

Explanation:

A hypothesis is a suggested solution for an unexplained occurrence that does not fit into current accepted scientific theory. ... For a hypothesis to be termed a scientific hypothesis, it has to be something that can be supported or refuted through carefully crafted experimentation or observation.

this is true, assuming that the allele is completely recessive and incomplete dominance is not a factor.

and after water is usually warmed by the sun the water temperature raises and then evaporates .