List the four types of cells found today that scientists believe are similar to the early cells on Earth and one interesting fact about each.???

Which group of algae is characterized by unicellular organisms and includes some members that would be better classified as zooflagellates? euglenophytes red algae sporozoans green algae

The first generation of offspring from the cross of two parents is called the a. f1 generation b. f2 generation c. short generation d. p generation

What is the ecological role of food chains and food webs