A type of succession in which the existing community is cleared but base
soil is still intact.

What is the relation ship between structure and function in an organism

The asian shore crab (hemigrapsus sanguineus) is an invasive species that has impacted the atlantic coast. predict what characteristic of this invader would most likely disrupt the biodiversity of this area.

Write a paragraph at least 5 sentences “why all vaccinations should be mandatory”