Many protozoans are classified according to their a. method of getting food b. method of location c. reproductive method d. habitats

Development of new communities in disturbed environments, such as a burned or a clear cut forest, is called

Theories basic to all of the life sciences include the germ theory of disease. theory of evolution by natural selection. o two of these answers are correct none of these answers are correct o cell theory.

Common symptoms of an iron-defiency anemia include muscle weakness shortness of breath and lightheadedness why does iron deficiency causes these symptoms