The purpose of RNA is to transfer amino acids to ribosomes for incorporation into a polypeptide undergoing synthesis.
Nephron help in regulating fluid and electrolyte by balancing and continually filtering the blood. This is vital to maintain a constant extracellular fluid volume and composition.
Answer:
c. from cooled magma
d. from elements in solutions that crystallize
e. from organic materials
i hope this helps! do comment to clarify anything if you need to :D
