DNA provides nucleotides for cell membrane structure
The other factors that effect the rate of photosynthesis reactions are -
Light intensity
Temperature
Concentration of Oxygen
Concentration of Carbon Dioxide
Water
Magnetic is the answer, hope this helps!
The substance needed for cell energy is ATP, which is short form of Adenosine Triphosphate. This is created in the mitochondria, the energy center for the cell. It is created through the process of Cellular Respiration
The answer is A the only reason I'm typing is because this dumb thing said i had to have 20 characters or more but yeah... its A