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Genetics Mini Quiz Take a out a sheet of paper Write your name, date and period in top right-hand corner.

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Presentation on theme: "Genetics Mini Quiz Take a out a sheet of paper Write your name, date and period in top right-hand corner."— Presentation transcript:

1 Genetics Mini Quiz Take a out a sheet of paper Write your name, date and period in top right-hand corner

2 What is the difference between homozygous and heterozygous genotypes
What is the difference between homozygous and heterozygous genotypes? Show an example of each. (Draw, write, or explain) Homozygous = TT or tt, 2 alleles that have the same dominant/recessive genotype. Heterozygous = Tt, 2 alleles that have 1 recessive & 1 dominant genotype, hybrid.

3 What is the difference between phenotype and genotype
What is the difference between phenotype and genotype? Explain and give example (Draw, write, or explain) Phenotype = visible characteristics of an organism, (fur, eye color, features, etc) Genotype = Non-visible, genetic code, TT, Tt, tt, tells what phenotypes will be expressed

4 Punnett Square 1. In seals, the gene for long whiskers is dominant (W). a) What percent of the offspring will have short whiskers if a homozygous long-whiskered seal is crossed with a heterozygous long-whiskered seal?

5 0% of the offspring will have short whiskers
WW Ww


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