The observations charles darwin’s work after he returned home from his voyage and studying the selective breeding of pigeons prompted him to ask which question

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes

Are the layers of rock above and below the coal older or younger?

What is gene flow? apexa: selection for average traits b: when a population splits in twoc: a mutation becoming more commond: genes moving between two populations