7. In humans, eye color is controlled by multiple genes (polygenic). In one human eye color gene, brown eye color is dominant over blue color. If this were the only gene controlling eye color, what type of offspring would you expect if you crossed a heterozygous brown eyed person to a heterozygous brown eyed person? Genotype: Phenotype:​

it takes hundreds of years to become stable.

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hammurabi rulers

good lesson

many other transport proteins, often called pumps, move materials against a concentration gradient. active transport drives molecules across a membrane from a region of lower concentration to a region of higher concentration. this process, shown in figure 5.1, uses transport proteins powered by chemi- cal energy.