Genetics

the passing of genetic traits from parent to offspring.

• heredity
• trait
• gene
• allele

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NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is homozygous dominant?

• Yy
• Y
• yy
• YY

Tags

NGSS.HS-LS3-1

What does heterozygous mean?

• An organism that has the same genes for a trait (TT or tt)
• An organism that has different genes for a trait (Tt)
• When neither gene is fully dominant; offspring is a mixture of both
• the different forms of a trait (hair color--> brown, blonde, red

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is a phenotype

• The genetic make up (code)

• The physical trait (what we see)

Genotype refers to the ...

• physical expression of the genes
• the possible combination of alleles in a gene
• whether an allele is dominant or recessive
• how an organism will appear

Tags

NGSS.HS-LS3-1

In this punnett square, which is the dominant trait?
The B stands for bud.

• purple flower bud
• white flower bud
• dominant
• recessive

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NGSS.HS-LS3-1

this image is an example of

• codominance
• dominance
• incomplete dominance

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NGSS.HS-LS3-1

this image is an example of

• codominance
• dominance
• incomplete dominance

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

This scientist studied pea plants and was considered to be the "Father of Genetics".

• Reginald Punnett

• Gregor Mendel

• Charles Darwin

• Rosalind Franklin

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NGSS.HS-LS3-2

Y= yellow pod

y= green pod

What is the percentage of yellow pod when you cross a hybrid pod plant with a purebred green pod plant?

• 25%

• 50%

• 75%

• 100%

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2