Genetics Final Summer 2008 pg 1

Genetics Final Summer 2008 pg 1 - a 3:3:1:1 b...

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Final Exam Genetics, Summer 2008 1. Who is considered the Father of Genetics? a. Francis Crick b. Theodosious Dobzhansky c. Gregor Mendel d. Thomas Hunt Morgan e. Matt “Who’s Your Daddy” Gilg 2. What is the chemical composition of chromosomes? a. DNA b. Phospholipids c. Proteins d. both a and b e. both a and c 3. How many possible allelic combinations are there for 5 independently assorted genes each with two different alleles? a. 6 b. 12 c. 32 d. 48 e. 64 4. You perform the following cross of rats: Aa : Bb:Cc x Aa : bb:CC What would the phenotypic ratios be in the offspring given that both loci show codominance, are independently assorting, and occupy different chemical pathways?
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Unformatted text preview: a. 3:3:1:1 b. 1:2:1:2:1:2:1:2:1 c. 1:2:1:2:4:2:1:2:1 d. 1:1:1:1:2:2:2:2:1:1:1:1 e. 1:2:1:1:2:1:2:4:2:1:2:1 5. Given the following cross, what proportion of the offspring will have the same phenotype as parent 1? Assume all alleles represented by capital letters are dominant and that all loci are independently assorting. Parent 1: Aa : Bb : Cc : dd : Ee x Parent 2: Aa : Bb: CC : Dd : ee a. 0.141 b. 0.237 c. 0.500 d. 0.096 e. 0.031 6. Which of the following describes the flow of genetic information? a. DNA Protein RNA b. DNA RNA Protein c. Protein DNA RNA d. RNA DNA Protein e. all of the above...
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