Unit 7: Genetics & Heredity Review Game

Which option below correctly describes the term trait?

• Characteristics passed from an offspring to a parent

• The letters used to show possible alleles

• A version of the trait that can hide a recessive allele

• Characteristics passed from a parent to an offspring

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When expressing dominant versus recessive alleles, what do we use to represent a recessive trait compared to a dominant trait?

• A recessive trait uses an uppercase letter, dominant uses a lowercase letter

• A recessive trait uses a lowercase letter, dominant uses an uppercase letter

• Both use uppercase letters

• Both use lowercase letters

If an organism is heterozygous for a classic mendelian trait, what version of the trait will be observed as the phenotype?

• Dominant

• Recessive

Glynn has been working to breed spotted horses as they are in high demand for that coat color. When speaking of the horse's coat color what is being described?

• Glynn is discussing genotypes but not phenotypes

• Glynn is discussing phenotypes and not genotypes

• Glynn is describing the breeding pair's genotype as GG

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What are Punnett squares used for?

• Determine parent genotypes

• Determine parent phenotypes

• Determine possible offspring genotypes and phenotypes

• None of the above

Being a tongue roller (R) is dominant to being a non-roller (r). If we cross a heterozygous individual with a non-roller what is the chance of having heterozygous offspring?

• 25%

• 50%

• 75%

• 100%

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In pea plants having green seeds (G) is dominant to having yellow seeds (g). Two heterozygous pea plants are crossed. What would be the ratio of green to yellow seeds in the offspring?

• 2:2

• 1:3

• 3:1

• 4:0

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Blue birds are crossed with red birds. All offspring are purple. The feather color of these birds is an example of what?

• Complete Dominance (Mendelian)

• Incomplete Dominance

• Codominance

• Sex-Linked Trait

If yellow flowers (Y) and red flowers (R) are codominant, what is the chance of getting a red flower if you cross a heterozygous flower with a red flower?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-3

A woman who is homozygous for Type A blood has a child with a man who is heterozygous for Type B blood. What is the chance of their child having Type B Blood?

• 0%

• 50%

• 75%

• 100%

Tags

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