Epigenetics is defined as the notion that disorders reflect genetic predispositions and physiological states, inner psychological dynamics, and social and cultural circumstances.
study of environmental influences on gene expression that occur without a DNA change.
concept that diseases have physical causes that can be diagnosed, treated, and cured.
idea that that individual characteristics combine with environmental stressors to increase or decrease the likelihood of developing a psychological disorder.

Pure Water.

Explanation:

The answer is pure water because of the velocity of ice cream multiplied by the square root of 49 added to the final weight of the average dinosaur. Hence, the pure water.

fish - seahorse, clown fish

amphibians - frog, lizard

reptiles - alligator, cobra

birds - duck, falcon

mammals - human, cow

Explanation:

easiest way to remember is

franklin(fish) ate(amphibians) really(reptiles) big(birds) meals(mammals)

and for the animals that fall under those categories

Sam(seahorse) found(frog) a(alligator) dirty(duck) house(human)