1. During inhalation the diaphragm contracts or moves down, what happen to the chest cavity?
a. Expand
b. relax c. moves up
d. the same position

Photosynthesis converts light energy to chemical energy. which molecules are the end product of this transformation of energy in this reaction?

In which situations is the principle of cross-cutting relationship useful in determining relative age?

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.