Answer:
1.
Explanation:
i had the same question and it was right
The right answer is a.anatomy involves symmetry.
In the anatomy of multicellular animals with bilateral symmetry (which form the subregion of bilateria), there are many even organs, that is to say composed of two symmetrical halves, generally positioned on both sides of the median plane. This is the case, for example the human brain that includes two hemispheres, two amygdalas and two hyppocampus, a left and a right.
Answer:
The cell membrane is an important factor for homeostasis to happen.
Explanation:
Because the cell membrane is a lipid bilayer that prevents that passage of water and ions. This allows cells to maintain a higher concentration of sodium ions out the outside of the cell.