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taupefly182Lv1
29 Sep 2019
How is the location of genetic markers known?
How is the location of genetic markers known?
Tod ThielLv2
29 Sep 2019
Related textbook solutions
Related questions
Q.) A geneticist is mapping the location of three markers relative to a disease causing genetic variant. Her results are shown below. Based on the results of the mapping, answer the following questions.
| Marker | Recombination fraction relative to disease gene |
| X | 0.3 |
| Y | 0.5 |
| Z | 0.1 |
a.) Which marker is closest to the disease-causing genetic variant? Support your answer. (2)
b.) Which marker is not linked to the disease-causing variant? Support your answer. (2)
c.) If the geneticist scored 200 chromosomes for recombination, how many recombinants did she observe for each marker? (2)
