Which of these polymers acts like as an energy storage molecule

Hey me with this one❤☺❤ how do you say that a cell also has a life span and death like an organism? give one example.

Jasmine, at 33 months of age, is able to engage in some self-care behaviors but still has trouble with tasks such as putting on socks. a few months later, she accomplishes this same task relatively easily. the change in abilities is most likely due to

What is used to keep track of the gamates and possible offsprings combination