The main function of the smooth ER is to make hormones and lipids.
Answer:
A
Explanation:
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Answer:
Explanation:
nucleic acid is a polymeric macromolecule made up of repeated units of monomeric 'nucleotides' composed of a nitrogenous heterocyclic base which is either a purine or a pyrimidine, a pentose (five carbon) sugar (either ribose or 2′-deoxyribose), and one to three phosphate groups.
This uses the suns energy instead of using fossil fuels. For instance solar panel.