You have been growing some animal cells in culture. the cells grow well for several weeks and then their growth slows down. you conduct some tests and determine that there is a lot of lactic acid in the culture fluid. which of the following is the most likely explanation for the poor growth of the cells?

a) there is too much glucose in the culture fluid.
b) there is not enough glucose in the culture fluid.
c) there is too much oxygen in the culture fluid.
d) there is not enough oxygen in the culture fluid.

Which are forms of nitrogen that are usable by humans

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.

Acommon kind of mechanical weathering is called