Answer:
the dependent variable
Explanation:
this is the variable that can be manipulated
Messenger RNA (mRNA) is a large family of RNA molecules that convey genetic information from DNA to the ribosome, where they specify the amino acid sequence of the protein products of gene expression.
Currently we understand that long-term potentiation, also called LTP, and memory are deeply interconnected. We know that memory is based on a neurochemical basis and that long-term-potentiation is one of the proposed and possible mechanisms that explain how memory works.
The 4 classes of biological macromolecules are carbohydrates, lipids, proteins and nucleic acids.