Which of the following has had the greatest effect on ozone depletion?
a. water vapor (h2o)
b. carbon dioxide (co2)
c. carbon monoxide (co)
d. chlorofluorocarbons (cfcs)

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

Determine if the following statement is true or false. if true, choose true. if false, choose the rewording that is true. according to the law of independent assortment, alleles for each gene are inherited together so that they always stay together. according to the law of independent assortment, offspring express a combination of their parents' traits. according to the law of independent assortment, alleles for a characteristic split during meiosis and combine during fertilization. true according to the law of independent assortment, alleles for each gene are inherited independently so that no two alleles stay together.

Which organelle stores most of a cell’s dna?