Explain how each of the following events can contribute to the reproductive isolation of a segment of a
population

1. Geographic isolation

2. Niche differentiation

3. Behavioural change

4. Physiology change

helicase, i think thats it

primary succession occurs in essentially lifeless areas regions in which the soil is incapable of sustaining life as a result of such factors as lava flows, newly formed sand dunes, or rocks left from a retreating glacier. secondary succession occurs

im not intirely sure but i think the anwser is d relative humidity