Before a woman is born her body produces the egg cells that she will have for the rest of her life. the production of egg cells is a result of 2 divisions, which create eggs with 23 chromosomes. the process of producing eggs is called

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explanation:

if you know the fur color of the offspring mice, you can use the ratios to identify the genotypes of the parents.

if either parent mouse passes a dominant allele, the offspring will have black fur.

if the parental mice has two different fur color (i.e white and black) , the color of the offspring's fur would be either black, white, or the combination of both (grey)

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the dna molecules have a negative charge because of the phosphate groups in their sugar-phosphate backbone, so they start moving through the matrix of the gel towards the positive pole. power is turned on and dna fragments migrate through gel (towards the positive electrode).

explanation:

just finished the test, the answer is d, greg is the least cost-effective because he charges the most for the project