Genetics

Front

Genotype

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the possible combination of alleles in a gene

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Phenotype

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The physical trait

Front

having two of the same genes for the trait (sometimes called purebred).

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homozygous

Front

Having two different genes for a trait (sometimes called hybrid).

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heterozygous

Front

Genotype for a yellow plant (G = green, g = yellow)

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gg

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Where, in the eukaryotic cell, is DNA located? Options: ribosomes, nucleus, E.R., cytoplasm

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nucleus

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Term for an organism that display two dominant phenotypes at the same time

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codominance

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Heterozygous

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An organism that has different genes for a trait (Tt)

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Incomplete dominance means that the traits are

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blended

Front

Which of the following is homozygous dominant? Options: Yy, Y, yy, YY

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YY