The process of an organism adjusting to a change in an abiotic factor

In terms of alternation of generations, the internal parts of the pollen grains of seed-producing plants are most similar to a ) moss sporophyteb) moss gametophyte bearing both male and female gametangiac) fern sporophyted) fern gametophyte bearing only antheridia

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

How does the nervous system affect the excretory system?