Nonrenewable resources are used commonly and are quickly running out, and it takes longer for us to form more of these.
(I'm not 100% positive on this) Dinosaurs, many chickens and birds are related to dinosaurs
Answer:
It should be the one that's selected in the image.
Explanation:
Triglycerides store unused calories and provide your body with energy. Cholesterol is used to build cells and certain hormones.
A keystone species helps define an entire ecosystem. Without its keystone species, the ecosystem would be dramatically different or cease to exist altogether.