Fossil fuel reserves indicate that at one time there was a large that covered the area?

Iwill give brainiest to first person who gets it ! what are 3 basic types of interactions we see in an ecosystem?

Imagine you are introducing the lac operan and the trp operon to students who have never learned about it before. complete the table to compare the similarities and differences between the two operons

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