The term chemicals in this diagram represents A. Starch molecules
B. DNA molecules
C. Hormone molecules
D. Receptor molecules

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+

The ancestors of plants that lived in water had plenty of water for the young. angiosperms are a group of land plants that evolved a reproductive trait for living on land. this trait protect young plants by allowing them to grow only when water is present and the conditions for healthy development are right. what trait most likely young angiosperms in this way?

Which statement best describes a typical difference that could be found between the “analysis” and “conclusion” sections of a lab report?