Which organ has the most chloroplast and why?

a. roots
b. stems
c. leaves

Arepair man charged $93.06 the price included 2 hours of labor and 40 service charge how much does the repairmen charge per hour for labor?

Factors that can increase mutation rates a. high temps b. low temps c. food additives d. uv rays

Witch theory suggests all living things are made up of cell or cells