Answer:
commensalism
Explanation:
One organism is benefited while the other is not harmed or benefited.
Answer:
Explanation:
the meaning of valence electron is an outer shell electron with atom
Answer:
There are four major classes of biological macromolecules (carbohydrates, lipids, proteins, and nucleic acids), and each is an important component of the cell and performs a wide array of functions. Combined, these molecules make up the majority of a cell's mass.