AP Bio Chp 14 Mendelian Genetics

The term that refers to passing genetics from one generaton to the next.

• DNA

• behavior

• heredity

• inheritance

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Synonymous (same) name for heterozygous:

• heredity

• homozygous

• hyperactive

• hybrid

Which term refers to an organism's physical appearance

• recessive allele

• dominant

• genotype

• phenotype

Which term refers to an organism's genetic traits?

• offspring

• genotype

• phenotype

• behavior

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NGSS.HS-LS3-1

If one parent is heterozygous, what does that mean? Choose all that apply.

• One dominant allele, one recessive allele

• It means they are a hybrid

• They have one capital letter and one lowercase letter as symbols

• They can pass on either allele

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NGSS.HS-LS3-2

Mendel concluded that alleles for tall pea plants is dominant. If you cross a TT with a Tt, how many plants would be tall?

• 50%

• 100%

• 25%

• 75%

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NGSS.HS-LS3-1

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Another name for traits:

• genetics

• heredity

• characteristics

• allele

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In pea plants, the trait for tall stems is dominant over the trait for short stems. If two heterozygous tall plants are crossed, what percentage of the offspring would be expected to have the same phenotype as the parents?

• 100%
• 75%
• 50%
• 25%

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NGSS.HS-LS3-3

One of the parents of a child has phenylketonuria (PKU), which is caused by recessive alleles. The other parent does not have the PKU alleles. What is the chance that the couple will have a child with phenylketonuria?

• 0%
• 50%
• 75%
• 100%

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NGSS.HS-LS3-1

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The observable traits of an organism are known as its

• allele
• dominance
• phenotype
• genotype

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NGSS.HS-LS3-3