Lab 1 - Principles of Genetics

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Binghamton University *

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168

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Anthropology

Date

Feb 20, 2024

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docx

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Uploaded by ElderGazelleMaster1024

Lab Assignment 1 ANTH 168 Spring 2024 January 22/23 2024 Due January 29/30 2024 Section No.: ______ Name:___________________________ Questions 1 - 4 (1.5 Points) Fill out the table according to your section’s demographic. You will need the final data posted by your TA to Brightspace in order to complete this. Trait N # Dominant Phenotype # Recessive Phenotype Percentag e Dominant Percentage Recessive Yourself Dom/Rec Letter PTC taste P, p Earlobes E, e Darwin’s tubercle D, d Hitchhiker’s thumb H, h Palmaris longus A, a Tongue rolling R, r 5. What are all the possible genotypes for each of the phenotypes tested in the survey? (1 point) 6. What are the genotype possibilities for those individuals in who have an attached earlobe? (0.5 points) 7. Individual A is heterozygous for PTC tasting and heterozygous for earlobes and has a child with individual B, who also is heterozygous for earlobes but is homozygous recessive for PTC tasting. What are the possible gametes for each mating individual? (1 point)

Lab Assignment 1 ANTH 168 Spring 2024 January 22/23 2024 Due January 29/30 2024 8. Make a table of the mating of individual A and B which illustrates all possible genotypes of their offspring. (1 point) 9. What is the percentage of their offspring that will have BOTH the inability to taste PTC and attached earlobes? (1 point) 10. What percentage of the offspring from the preceding mating do not have the ability to taste PTC and have un attached earlobes? (1 point) 11. What percentage of offspring from this pair of individuals do have the ability to taste PTC, but have attached earlobes? (1 point) 10. What are the gametes that can be produced by the following individual: TtFf? (1 point) 11. What are the possible genotypes of the offspring from a mating of the following individuals: Qq x qq? (1 point)

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Lab 1 - Principles of Genetics

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