Amber is a weather reporter which field of science is ambers job most closely related to

Answeramino acids;

Answer    "a salt" would be the best answerexplanationsalts can be defined as ionic compounds that are neither acids nor bases. nacl is an example of a salt, and its ionic.an enzyme is an organic compound which is covalently bonded, not ionically bonded.acids are generally held together by covalent bondsan element does not need any bonds to exist

Pretty sure it's d. heterogeneous is separated by physical properties. 

4.49 gramshope that fren : )