Answer with choices provided

1. Chemical energy

2.Chloroplast.

3.Carbon Dioxide.

4.Light Intensity.

5.Glucose.

6.Food molecules.

7.Energy.

8.Anaerobic

Hope this helps..Pls mark as Brainliest!

genetic variation can be caused by mutation (which can create entirely new alleles in a population), random mating, random fertilization, and recombination between homologous chromosomes during meiosis (which reshuffles alleles within an organism's offspring).