In this entry I’m going to post What I know now about Variation and Natural selection (CH19), also I’m going to post the notes I take about this Chapter.
1. a 6.?s
Descent: All the living organisms that we produce or come after us.
Descent with Mutation: We are descendent of our parents but with modifications, we are not the same.
Common Descence: Has come from the same original living organism; we have our common ancestor.