Answer:
The same number of each type of atom will always be present before and after a chemical reaction takes place.
Explanation:
Answer: D) located in the lysosomes
<span>Choices (b) and (c) are the most correct. Bilateral symmetry requires a central axis for there to be two halves. In addition, this type of symmetry requires a head, which will encounter the environment before any other part of the body and move in the direction of travel. Most animals exhibit this characteristic.</span>
