Describe pioneer species. what types of environments do they like?

Name one similarity and one difference between the morphology of a brachiopod and a bivalve

What is a group of organisms that are closely related and share similar characteristics

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis