Expert Answers

~~17. Using the data from the sickle cell activity, will these percentages continue to change as they did in the first few generations? Explain which simulation parameters will control the allele frequency trends in this simulation.  (5 points)

~~16. In the sickle cell activity, what happened to the allele frequencies (the percentage of surviving alleles that were HbA and the percentage of surviving alleles that were HbS) over the course of the experiment? Why did this happen? (5 points)

~~15. Jamie has decided to breed rabbits. Her male rabbit is white, while her female rabbit is black. They produce a litter of black and white spotted rabbits. Assuming that coat color is controlled by only 1 gene, is this codominance or incomplete dominance? Justify your answer. (4 points)

 If a person were to have 14 children in a row, all female, what is the probability the next child would be a female? (2 points)

 If a person were to have 14 children in a row, all female, what is the probability the next child would be a female? (2 points)

~ A student has a friend who is a Biologist, and the student is confused about her blood type. Her blood type is O, but her father has type A and her mother has type B. She asks her friend if it is possible for her parents to have a child with type O blood. What would be a clear and complete response the friend could give to answer her question? (4 points)

   Using your results from the hemophilia procedure, answer the following questions for a population of 16 offspring (n = 16): (4 points)

a.     What were the possible genotypes of the offspring?

The possible genotypes of the offspring is XY_h.

What does it mean to be a carrier of a genetic defective characteristic? When might it be important to know if one is a carrier? (5 points)

 Genetically speaking, why is it important not to mate with a close relative? Explain. (5 points)

~~ Why is a photograph of cells in metaphase utilized when constructing a karyotype? (4 points)