The presence of which of the following abiotic factors has the least effect on a plant's ability to photosynthesize? A. carbon dioxide
B. sunlight
C. water
D. oxygen

i think oxygen

Explanation:

cause oxygen are made by plants with water, sunlight and carbon dioxide

identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.v

enzyme active site and substrate specificity

enzymes bind with chemical reactants called substrates. there may be one or more substrates for each type of enzyme, depending on the particular chemical reaction. in some reactions, a single-reactant substrate is broken down into multiple products