What must throws and lettuce plants take up through their roots to perform photosynthesis

answer; /// i believe the correct answer is (reactants);

bc blah

explanation:

bc blah

the principles and empirical processes of discovery and demonstration considered characteristic of or necessary for scientific investigation, generally involving the observation of phenomena, the formulation of a hypothesis concerning the phenomena, experimentation to test the hypothesis, and development of a conclusion that confirms, rejects, or modifies the hypothesis.

answer; convade;