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Name: 6. What is a genotype?the genetic makeup of an individualdefined by o
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Description: 6. What is a genotype?the genetic makeup of an individualdefined by one's phenotypethe same as the phenotypethe measureable or visual traits of an individualA and B.

Science

Biology

the genetic makeup of an individual defined by one's phenotype the same as the phenotype the measureable or visual traits of an individual A and B.

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter21: Microevolution: Genetic Changes Within Populations

Section: Chapter Questions

Problem 6TYK: Which of the following represents an example of qualitative phenotypic variation? a. the lengths of...

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26. Given that E=unattached earlobes and e=attached earlobes, which of the following best describes an individual that is homozygous recessive for this trait? 1. Attached earlobes; Ee 2. Attached earlobes; ee 3. Unattached earlobes; EE
7. While Squidward's family boasts about being a purebred line for dominant light blue skin color, they are also purebred for a less distinguished trait: the recessive trait of baldness. Lack of hair causes Squidward some self-esteem issues that he does not want his children to face. He would like to ensure that his offspring have hair AND with his blue skin color. What traits should he look for in a bride? A. Must she have hair? Explain. Squidward Traits: Skin Color B. Must she be blue? Explain. Blue = B, Green = b Hair Hair = H, Bald =h C. Squidward has found a potential bride prospect with the green squid Octavia. While Octavia has does not. Determine the chances of their child being blue and having hair. hair, her father Squidward's Genotype Octavia's Genotype = D. Use the genotypes in above to complete the Punnett square below and then answer the questions. E. Answer these questions based on your Punnett square. For which traits, if any, is it possible for their offspring to be…
2. What is the difference between a genotype and a phenotype? What is the difference between someone who is homozygous for a trait and someone who is hetarRO for a trait?
20. Traits that are governed by two or more genes are known as:
3. For each phenotype below, list the genotypes (remember to use the letter of the dominant trait). Straight hair is dominant to curly straight Tail spikes are dominant to plain tails spikes straight spikes curly plain
2. One parent is homozygous dominant and the other heterozygous dominant for chin fissure gene. NOTE: chin fissure is a dominant trait F smooth chin is a recessive trait f Mom's genotype? A. Probability that child will have a chin fissure? Dad's genotype? B. Probability that child will be homozygous dominant for a chin fissure? C. Probability that child will be heterozygous dominant for a chin fissure? D. Probability that child will be homozygous recessive for a smooth chin? 7
1. Distinguish between phenotypes and Genotypes. 2. Differentiate genetic traits from observed phenotypes.
12. Which of the bar graphs shown below represents what the phenotypic frequencies might be for polygenic inheritance? Number of Individuals B Number of Phenotypes for Trait O Number of Individuals www Number of Phenotypes for Trait W O Number of Individuals Number of Phenotypes for Trait Number of Individuals *REQUIRED 1 Number of Phenotypes for Trait
25. Given that E=unattached earlobes and e=attached earlobes what is the phenotype of an individual who is heterozygous for earlobe attachment? 1. Unattached earlobes 2. Attached earlobes 3. EE 4. One attached and one unattached earlobe
1. If you have the dominant trait and one of your parents shows the recessive trait, what is your genotype for that trait? 2. If you have straight hair but all of your family members have wavy and curly hair, what can you conclude about your genotype?
2. A widows peak hairline is dominant to straight hairline. Cross a widow's peak hairline person to a straight hairline person. Widow's peak hairline (W), straight hairline (w) Genotype: Phenotype: Genotypic Ratio: Phenotypic Ratio:
3. A student states, “If a person expresses the dominant trait for eye color, then the person’s genotype must be BB.” Is the student correct? Explain why or why not. Assume that the B allele is dominant, and the b allele is recessive.)