The answer is: It is an explanation for an observation.
Explanation:
A hypothesis is a suggested explanation that is both testable and falsifiable. You must be able to test your hypothesis, and it must be possible to prove your hypothesis true or false.
Longer carbon tails: Decreases
Presence of double bonds: Increases
Addition of cholesterol: Depends on temperature
This phenomenon represents homeostasis. It is a self regulating process used by biological systems to maintain stability while adjusting to conditions that are optimal for survival. If it is successful, life will continue.
In this example the African elephants flap their large ears in the air to help cool the blood that flows through them.
(hope this helps ✌)