NEED HELP ITS DUE AFTER MY WINTER BREAK!

Which of the following occurs most often in a population when genetic variation and overproduction are present? some organisms have a lower reproductive success than others. some organisms have a higher reproductive success than others. some organisms have no reproductive success. some organisms do not have genetic variation.

Which of the following is not considered an appendage of the skin? nails glands follicles none of the above

Write the balanced chemical equation forphotosynthesis.