Genetic variation. We all have different gene expressions and often times we have different parent cells than somebody else of the same species, though, it's possible to share similar characteristics.
Answer:
yes the wall is pushing back.
Explanation:
This means that when you push on a wall, the wall pushes back on you with a force equal in strength to the force you exerted.
A germ-line mutation in one of the genes implicated in the cancer occurred in an ancestor.
Chromosomes. and these words are only because it needs to be 20 characters
The third level, secondary consumers.
