B. genetic variation imparting reproductive success.
Answer:
Note that, the method use to identity an individual especially when comparing two or more DNA samples is DNA fingerprinting.
The role of gel electrophoresis is that, it is the process by which electric charge is run through DNA samples, and it distinguishes between samples of genetic materials.
Explanation:
For speciation to happen reproductive isolation must occur
Answer:
The birds that have the beaks that can get to insects will be better fit then the birds that cannot
Explanation: