How does the rough endoplasmic reticulum work with the nucleus to maintain homeostasis?

Ecosystems involve living organisms interacting with non-living things in a productive way; how is photosynthesis an example of this? answer, i will give brainiest to first person to get it right.

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino

Which to produce involved from a symbiotic relationship of organisms which resulted in eukaryotic organisms contain chloroplast