To prevent the risk of contamination
<span>That his physiology is functioning normally.</span>
As species’ offsprings have mutations, those mutations can either give them an advantage or disadvantage in survival. If a certain trait is better than the other, that means there is a higher number of survival rate for the species, allowing them to reproduce and make that trait common. After time the species will look differently than what it did in the prior generations. That is evolution.
Lysosomes are small structures that break down materials in the cell.
