Organisms use different types of adaptations to aid in their survival. many different types of animals hibernate throughout the winter. during hibernation, the animal's metabolism slows and its core temperature lowers. what is this process called?
a. torpor
b. sleep
c. hyperactivity
d. none of the above

torpor

Adaptation processes occur to help species survive and thrive in the ecological balance of life. Structural adaptations are physical features of an organism that adapted through time.Adaptations are the result of evolution in different living organisms. This process occurs amazingly through gene mutation but it takes a very long period in time. 

Lipid because of the high percentage of carbon to carbon bonds, which store more energy than other bonds.