Answer: Oxygen
Explanation: Oxygen is the gaseous by product of photosynthesis.
Carbon dioxide + water + energy from light produces glucose and oxygen.
Sunlight energy.
6CO2 + 6H2O ------> C6H12O6 + 6O2
the excess oxygen they produced during photosynthesis is contributed directly to the oxygenation of the Earth.
GENE controls traits and inheritance
In interphase the dna is the form of loose threads called chromatin
D, The cell take in water and food some of the food dissolve to create other things for the cells and they have structures that perform to help us survive.
