Involuntary muscles would be the right answer its muscles like the heart and lungs that work without you telling them to
Genes determine the traits of organisms
Answer: A
Explanation:
The three reactants used in photosynthesis are water (H2O) carbon dioxide (CO2), and light (sunlight energy). These reactants are used to produce glucose/food for plants and oxygen that is later released.
I believe it would be the Circulatory system. let me know if that helped you at all.