c<span>: The interdependence of body systems is essential because all systems work together to maintain homeostasis.</span>
C. because stimuli is how your body responds to something, and in this case, someone's heart rate increases WHEN their blood oxygen drop. Do you see how it responds? ;-)
Answer;
Chlorophyll
Chlorophyll is the green pigment found in plants traps energy from the sun for photosynthesis.
Explanation;
-Green plants requires food for their day to day activities, thus they use the process of photosynthesis to make their own food, which they use to generate energy or store for the future use in form of starch.
-Chlorophyll a pigment that gives plants their green color is vital during the process of photosynthesis. During the first phase of photosynthesis light dependent stage), chlorophyll traps sunlight which is used to split up water molecules to oxygen atoms and hydrogen ions, a process called photolysis.
C i think . Hope this helps