The roots of plants are important to photosynthesis because they... A. remove glucose from the plant. B. remove oxygen from the plant. C. provide the water needed. D. provide the carbon dioxide needed.

Amap's orientation is typically determined by an

Kate is studying the transformation from unicellular to multicellular organisms. which metaphor is the most appropriate to apply to the map of the timeline.

Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians? a. a b. e c. f d. g