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8. Which of the following is a polygenic trait in humans? 1. Hitchhiker's thumb 2. Earlobe attachment 3. Skin color 4. Freckles 9. In the ABO blood group system, what is/are the possible genotype(s) for a person who has blood type A?

8. Which of the following is a polygenic trait in humans? 1. Hitchhiker's thumb 2. Earlobe attachment 3. Skin color 4. Freckles 9. In the ABO blood group system, what is/are the possible genotype(s) for a person who has blood type A?

Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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8. Which of the following is a polygenic trait in humans? 1. Hitchhiker's thumb 2. Earlobe attachment 3. Skin color 4. Freckles 9. In the ABO blood group system, what is/are the possible genotype(s) for a person who has blood type A? 10. In the ABO blood group system, what is/are the possible genotype(s) for a person who has blood type O?
Transcribed Image Text:8. Which of the following is a polygenic trait in humans? 1. Hitchhiker's thumb 2. Earlobe attachment 3. Skin color 4. Freckles 9. In the ABO blood group system, what is/are the possible genotype(s) for a person who has blood type A? 10. In the ABO blood group system, what is/are the possible genotype(s) for a person who has blood type O?
1. Name two pea plant traits studied by Gregor Mendel. 2. Define genotype. 3. Define phenotype. 4. Why would a pea plant that is heterozygous for plant height have the dominant phenotype? 5. A pea plant with the recessive phenotype for plant height would have which of the following genotypes? 1. TT 2. tt 3. Tt 4. TT or Tt 6. What is the difference between a Mendelian trait and a polygenic trait? 7. Why are females more likely to be carriers for color blindness than to be color blind themselves? 8. Which of the following is a polygenic trait in humans? 1. Hitchhiker's thumb 2. Earlobe attachment 3 Skin color
Transcribed Image Text:1. Name two pea plant traits studied by Gregor Mendel. 2. Define genotype. 3. Define phenotype. 4. Why would a pea plant that is heterozygous for plant height have the dominant phenotype? 5. A pea plant with the recessive phenotype for plant height would have which of the following genotypes? 1. TT 2. tt 3. Tt 4. TT or Tt 6. What is the difference between a Mendelian trait and a polygenic trait? 7. Why are females more likely to be carriers for color blindness than to be color blind themselves? 8. Which of the following is a polygenic trait in humans? 1. Hitchhiker's thumb 2. Earlobe attachment 3 Skin color
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