Leptin hormone is the hormones which appears to be designed to protect the body against weight loss.
Leptin hormone is secreted from fat cells and it helps to regulate body weight. Leptin hormone is predominantly made by adipose cell that help to regulate energy balance by inhibiting hunger. leptin hormone is opposed by the action of the ghrelin hormone which is a hunger hormone/
Well If the Salmon die from lack of food from polution or something, and other animals benafit from the nutrience they carry. the rest of the ecosystem might parish, i hope that helped im not sure what was wanted
Answer:
F = 25000 N
Explanation:
It is given that,
Pressure exerted by the object, P = 1000 Pa
Area of cross section, A = 25 m²
We need to find the force exerted on an object. The pressure exerted by an object is equal to the force acting per unit area. So,

So, the force exerted on an object is 25000 N.
I believe the answer is "<span>A canyon can be cut by the flow of a river if it flows in one path for a long enough time". </span>