posted Jan 28, 2016, 7:20 AM by Marschal Fazio
Classwork: - Virtual Fly Lab
- Take the QUIZ- Due at end of the period
- For you to do:
- Determine the zygosity of each fly in your cross
- dominant or recessive, homozygous or heterozygous
- Determine the effects of each allele by analyzing the offspring from your crosses.
- Lethal alleles, linked genes (bonus for determining map distance), sex-linkage, etc.
- Support or refute your hypothesis with a Chi-square analysis of the results
- The Assignments
- You will be assigned one of the following crosses below
Female apterous wing x Male sepia eyes- Female dumpy wing x Male shaven bristles
Female purple eyes/apterous wing x Male wild typeFemale wild type x Male yellow bodyFemale curly wing x Male wild type- Female wild type x Male stubble bristles
Female wild type x Male scalloped wingsFemale black body x Male purple eyeFemale Lobe eyes x Male spineless bristlesFemale vestigial wings x Male eyelessFemale wild type x male white eye
- Come up with a null hypothesis for your cross.
- Your hypothesis should be based on Mendelian ratios.
- You will write a formal lab report (in partners) using the template provided on the virtual fly lab
- grading will be based on the virtual fly lab rubric- Due Monday 02/01
Homework: - Short Exam/ Long Quiz next
Monday (02/01) Wednesday 02/03
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