Division & Genetics: Virtual Lab #4: Punnett Squares Instructions 1. Open the Virtual Lab: Punnett Squares: http://www.mhhe.com/biosci/genbio/virtual_labs_2K8/labs/BL_05/index.html 2. The virtual lab simulation will be on the right side of the screen‚ and the “Question” column will be on the left side of the screen. 3. Click on the TV/VCR and watch the video. 4. Read the background information in the Question Column under “How can Punnett Squares help predict the traits of offspring
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is present in the O’Smithsteinskis and AkimGarciaChan family pedigree? If when looking at the number of people shaded in our pedigree and find that the number is increasing each generationon then we can assume that the pattern of inheritance found here is Complete Dominance (dominant ).What are patterns of inheritance? ‘The pattern of inheritance is the manner in which a gene is transmitted. For example‚ the inheritance pattern of may be as an autosomal dominant trait that is transmitted from father or mother to son or daughter
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the statement is true or false if the statement is false. T 1. The rules of probability apply to genetics. T 2. If an individual has a Gg genotype‚ half of his gametes should have the G allele‚ and the other half should have the g allele. F 3. A Punnett square is a chart that allows you to easily determine the expected genotypes in the offspring of two parents. (expected percents) T 4. In a cross between two homozygous dominant individuals‚ 25% of the offspring may have the recessive phenotype. F 5
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Multiple Choice. Change the font of the correct answer to RED. Look carefully at the Punnett square below. The genotype in the blank box is TT Tt tT tt Using the Punnett square from question 9 and Figure 11-4‚ page 311 in your textbook‚ determine the P generation cross. Question 9 is showing a cross between the F1 generation. TT X TT TT X tt Tt X Tt tt X tt Using the Punnett square from question 9 and Figure 11-4‚ page 311 in your textbook‚ determine the phenotypic ratio
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Detailed Lesson Plan in Biology I. Objectives: At the end of the lesson‚ students are expected to: a. use a Punnett Square to solve monohybrid crosses; b. employ the steps for solving monohybrid cross using the Punnett Square; and c. determine the genotypes and phenotypes of the offspring; II. Subject Matter: a. Topic: Monohybrid Cross Using a Punnett Square b. Reference: * Exploring Life through Science – Biology By: John Donnie Ramos‚ et. Al. pp. 381-397 * Science
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Suppose your sociology instructor has asked you to do a study of homelessness. Which research technique (survey‚ observation‚ experiment‚ existing sources) would you find the most useful? How would you use that technique to complete your assignment? If my sociology instructor has asked me to do a study of homelessness‚ I will choose the observation research technique because I think this method is the most useful to me. In definition‚ observation means collecting information through direct participation
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do you know which genes are which? What is the ratio that is most likely to be observed across all traits? When your lab report is complete‚ post it in Submitted Assignment files. Part 1: Using the lab animation‚ fill in the following data table to help you generate your hypothesis‚ outcomes‚ and analysis: Punnett Square Complete the following (Audesirk‚ Audesirk‚ & Byers‚ 2008): 1. Assign letters to the different alleles; use uppercase for dominant and lowercase
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gregory/files/bio%20100/bio%20100%20lectures/genetics-genes/mendelia.htm Challenging Crosses (punett squares) Questions? 1. What are the expected offspring produced by a cross between a heterozygous black short-haired guinea pig and a homozygous white‚ long-haired guinea pig. Assume Black color (B) and short-hair (S) are dominant traits. 2. The ability to roll the tongue into almost a complete circle is conferred by a dominant trait‚ while its recessive allele fails to confer this ability. A
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Fly Lab Shannon Ladd Introduction: Famers and herders have been selectively breeding their plans and animals to produce more useful hybrids for thousands of years. It was somewhat of a hit or miss process since the actual mechanisms governing inheritance were unknown. Knowledge of these genetic mechanisms finally came as a result of careful laboratory breeding experiments carried out over the last century and a half. A contributing geneticist named Gregor Mendel (1822-1884)‚ discovered through
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Dihybrid Cross Worksheet 1. Set up a punnett square using the following information: • • • • • Dominate allele for tall plants = D Recessive allele for dwarf plants = d Dominate allele for purple flowers = W Recessive allele for white flowers = w Cross a homozygous dominate parent (DDWW) with a homozygous recessive parent (ddww) 2. Using the punnett square in question #1: a. What is the probability of producing tall plants with purple flowers? Possible genotype(s)? b. What is the probability of
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