Genetics Vocab #3 Review

When this allele is present it will always show itself. This type of allele would be written as "A"

• dominant

• recessive

• homozygous

• heterozygous

This type of allele can only be expressed if there are two of them. This allele is written as "a"

• dominant

• recessive

• homozygous

• heterozygous

Who is known as the "father of genetics"?

• Albert Einstein

• Isaac Newton

• Charles Darwin

• Gregor Mendel

This is a tool that is used to predict genotypes and phenotypes of offspring.

• DNA scan

• Punnett square

• the Mendelator 2000

• 23 and Me

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Aa or Bb are examples of

• homozygous alleles

• heterozygous alleles

• phenotype

A certain species of mouse has two variations of fur color, brown and gray. Brown and gray fur are examples of

• genotypes

• phenotypes

• heterozygous alleles

• homozygous alleles

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When both alleles for a trait are the same, like AA or aa, it is called

• homozygous

• heterozygous

• phenotypes

Blue eyes is a recessive trait. Someone with blue eyes has the allele combination of bb. What is the genotype in this example?

• blue eyes

• bb

• blue eyes & bb

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