Genetic Crosses

DO NOW:

Answer Questions:

1. What is inheritance?

2. Can you think of any examples of traits that are inherited from your parents?

3. Do you think that genetics can influence your health and well-being? Why or why not?

Intro to Genetics

A segment of DNA on a chromosome that codes for a specific trait/protein

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Gene

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Multiple Choice

One possible version of one specific gene, represented by letters is a...

• trait

• allele

Multiple Choice

What is the name for the "stronger" gene type?

• Recessive

• Allele

• Trait

• Dominant

Multiple Choice

What is the Phenotype of this flower?

P = Purple

p = white

• PP

• Pp

• White

• Purple

Multiple Choice

What is the possible genotype for this flower?

P = Purple

p = white

• PP

• Pp

• XYSE

• pp

Multiple Select

What are the possible Genotypes of this flower?

P = Purple

p = white

• PP

• pp

• Zxy

• Pp

Multiple Select

Which of the following alleles are Homozygous Recessive?

• rr

• RR

• dd

• DD

In Rabbits, black fur is dominant over white fur. Show the cross of a heterozygous black male with a homozygous white female.

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P (Parent genotypes): _____x_____

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​Example: Punnett Square