Georgia Biology EOC Review

In pea plants, the tall allele is dominant to the short allele. What key would demonstrate this?

• Tall = T
  Short = S

• Tall = T
  Short = t

• Tall = t
  Short = T

• Tall = TT
  Short = tt

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NGSS.HS-LS3-1

A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?

• 0%

• 25%

• 50%

• 75%

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following genotypes is homozygous dominant?

• Yy

• yY

• yy

• YY

What are the phenotype percentages of the offspring?

• 50 % Brown fur and 50% White fur

• 25 % Brown fur and 75% White fur

• 75 % Brown fur and 25% White fur

• 0% Brown fur and 100% White fur

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

NGSS.HS-LS3-3

If you cross a black guinea pig with a white guinea pig and the offspring are gray, what type of dominant trait would that be.

• incomplete dominance

• codominance

• codependant

• cooperative

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

What percent of the offspring would be tan when you cross BbxBb?

• 75%

• 25%

• 50%

• 100%

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NGSS.HS-LS3-1

NGSS.HS-LS3-3

In rabbits, black fur (B) is dominant over brown fur (b). If a rabbit has brown fur, what can you conclude about its genotype?

• It is BB.

• It is Bb

• It is brown

• It is bb.

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NGSS.HS-LS3-1

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This is an example of

• Complete dominance

• Mendelian Genetics

• Codominance

• Incomplete Dominance

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NGSS.HS-LS3-2

Why are there no white rabbit babies?

• The white gene is not present in any of the babies.

• It takes two recessive genes to show the trait.

• Grey is a better color.

• Baby five will be white.

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Name the proteins on the surface of red blood cells.

• Antibodies

• Antigens

• Plasma

• Collagen