Its organism because it is one single thing.
Mitochondria, using oxygen available within the cell convert chemical energy from food in the cell to energy in a form usable to the host cell.
the way to tell is to lay one(or both) of the wings down flat. turn them so that the bumpier sides are facing up(the bumps are from the feathers being pulled from the follicles) If it is a full wing(drumstick and wingette,) there should be a pointed end. if you face the drumstick nub(handle, bone, whatever you call it,) inward, you can tell... it will be pretty obvious. if the nub is facing the left, it is the right wing and vice versa
Organism X existed for a short period of time. I really like geology so trust me, I am 100% sure about this question.
(Mark me as the brainiest if this answer helps you!)
Answer:
The specimens that are the best suited for their environment will survive and reproduce. This is to help ensure that the population will thrive and become better suited for their environment. It can affect the change by ensuring that the best possible breed of a given species will live, and the ones that aren't as suited for the environment will die out.
Srry for the long answer.
Explanation: