You observe 4 cell samples under a microscope. identify which one belongs to a plant. a. none of these. b. sample 2 has mitochondria and chloroplasts, a cell wall and a large vacuole. c. sample 3 has mitochondria and a nucleus but no cell wall. d. sample 1 has a cell wall but no nucleus.

Will mark brainliest if correct/available! which of the following statements is true? all plants need flowers to sexually reproduce. sexually reproduced offspring are identical to their parents. fertilization always occurs inside the female's body. a body cell has twice the number of chromosomes as an egg cell.

The part of the eye that closes and opens to let light in is .

Which statement best describes the first stage of cellular respiration? check all that apply