What are the three things the plant needs in order to do photosynthesis? A. sunlight, oxygen, and carbon dioxide

B. sunlight, carbon dioxide, and water

C. sunlight, oxygen, and water

Which class of molecules contains the amino group, nh2 (a) sugars (b) water (c) proteins (d) hydrocarbons

Use the drop-down menu to complete the statement. an electron in the first energy level of the electron cloud has an electron in the third energy level.a. a lower energy thanb. a higher energy thanc. the same energy as

The distant ancestors of tigers may have had bodies without stripes. use the theory of natural selection to explain how tigers may have evolved to have stripes.