Unit 6

Question 1

Process of speciation stages

Answer 1

Speciations can occur after part of a population of blobs become isolated by a geographical isolation barrier. Different mutations will occur in each sub population. Natural selection selects for different mutations in each group, due to different selection pressures. Each sun population evolves until they become so genetically different they are now two different species.

Question 2

What is a mutation

Answer 2

Random change to genetic material