Punnett Square & Pedigree Charts- Review

 Gregor Mendel developed some basic principles of heredity by ______________.

• breeding fruit flies
• cutting off the tails of mice
• crossing pea plants
• growing bacteria in a laboratory

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NGSS.HS-LS3-2

 Phenotype refers to the _________ of an individual

• genetic makeup
• physical appearance
• recessive alleles
• dominant alleles

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NGSS.HS-LS1-1

 Which of these would best be described as a phenotype?

• blue eyes
• mutation
• Bb
• Tt

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NGSS.MS-LS4-4

Dominant alleles are represented by a:

• Male gene
• lowercase letter
• recessive trait
• capital letter

Which term correctly describes an individual with a pair of the same alleles for a trait? 

• homologous
• heterozygous
• homozygous
• heterologus

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NGSS.HS-LS3-1

 An individual with two different alleles for a specific trait is said to be _____________.

• homozygous
• heterogenous
• homogenous
• heterozygous

What is the phenotype for the recessive trait?

• brown eyes
• green eyes
• blue eyes

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Look at the Punnett Square. What's the probability of having the recessive offspring?

• 100%
• 75%
• 50%
• 25%

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NGSS.HS-LS3-1

NGSS.HS-LS3-3

Of 12 hamsters just born, 9 have brown fur and 3 have white fur. The trait for white fur is considered to be ________.

• recessive
• weak
• strong
• dominant

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NGSS.HS-LS3-1

What is this?

• Pedigree
• Karyotype
• Venn diagram
• Punnett Square

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NGSS.HS-LS3-1

NGSS.HS-LS3-2