The answer is B !
Isotonic solution is the solution in which both sides the concentration of the solute is same !
I think the answer is Releasing a black powdery substance on their trunks or shifting their range toward the poles.
A thermometer may be used as a scientific tool for recording the temperature changes in substance, that is undergoing the phase change. For example, we can measure the temperature of ice which is melting down and becoming liquid, from solid.
Everything. DNA contains genes In which in a person determines proteins how much protein is formed is based on how strong the trait is. <span>DNA also determines every genetic trait an organism has.DNA's main role is to store information.</span>
