Genetics Test Study Guide

This Austrian monk is called “The Father of Modern Genetics”.

• James Watson

• Francis Crick

• Gregor Mendel

• Charles Darwin

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 What you see, or the physical appearance.

• Genotype

• Phenotype

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Aa, DD, Bb, yy are all examples of…

• Genotypes

• Phenotypes

Dominant alleles are represented by a…

• Capital Letter (R)

• Lowercase Letter (r)

Which of the following is homozygous dominant?

• Gg

• G

• GG

• gg

Which of the following is homozygous recessive?

• Gg

• G

• GG

• gg

Which of the following is heterozygous?

• Gg

• G

• GG

• gg

G= green, g= yellow    The genotype for a yellow plant is…

• GG

• Gg

• gg

• All of these choices

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NGSS.HS-LS3-1

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 Two heterozygous (Gg) green pea plants are crossed.  What is the chance they will produce yellow offspring? (you can draw a punnett square if you need to)

• 25%

  (1/4)

• 50%

  (2/4)

• 75%

  (3/4)

• 100%

  (4/4)

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NGSS.HS-LS3-1

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When a scientist (or a Biology student) completes a Punnett Square, they are describing

• what will happen

• what is probably going to happen

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