What are the main components of a mature gymnosperm seed? select all that apply. select all that apply. embryo pollen grain food supply seed coat megaspore megasporangium ovule?

POLLEN GRAIN, SEED COAT, MEGASPORANGIUM AND EMBRYO. <--- ANSWER

Gymnosperms are seed bearing plants, which do not have the combination of specialized features that characterized the flowering plants.

the generally accepted parts of modern cell theory include: all known living things are made up of one or more cells. all living cells arise from pre-existing cells by division. the cell is the fundamental unit of structure and function in all living organisms.

very