It's asking what are the conditions of the water when the three types of fishes overlap. the three kids of fishes overlap over in the middle which is D. mild temperatures, some suspended particles, flows at medium speed.
Answer:
Glucose(Sugars) or C6H12O6
Explanation:
Because it is held together by weak forces so no much energy is needed to break the bond
Answer:

Explanation:
In its raw form, function notation essentially represents an equation with only one unknown variable, expressed in terms of another. Thus, f(x) = x² + 7x can be expressed as
g(x) = 2x + 3
f(g(x)) = (2x + 3)²
f(g(x)) = 4x² + 12x + 9
Hope it helps :) and let me know if you want me to elaborate.