What are the three domains of life
Lab- Classification of Organisms
Pre Lab Questions
1. What are the three domains of life? Provide the domain name and basic characteristics for each.
2. List the 4 Kingdoms of the Eukaryotic Domain and their basic characteristics.
3. What is the difference between a heterotroph and an autotroph?
Post Lab Questions
1. In a population of 100 flies you gathered the following information: 15 Homozygous Black, 30 Heterozygous Black, 55 Homozygous Brown. Using this information fill in the chart below and answer the questions
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Genotype |
Number in Population |
Total # B alleles |
Total # b alleles |
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BB |
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Bb |
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bb |
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totals |
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2. What percentage of the population is phenotypically Black? Explain your answer.
3. Calculate the actual allele frequency of B. Provide a full explanation of your work .
4. Explain the concept of non-random mating.
5. Does non random mating increase or decrease the genetic diversity of a population. Explain your answer.
6. List the Hardy Weinberg principles.
7. What happens to the allele frequencies of a population if all Hardy Weinberg principles are met?
8. Which genotype (homozygous dominant, heterozygous, homozygous recessive) is known just by their phenotype? Why?