Class Notes (837,539)
Canada (510,303)
Biology (Sci) (2,472)
BIOL 112 (307)
Lecture 4

DENT LECTURE 4 Linkage and the Genetics of Continuous Variation.pdf

3 Pages
103 Views
Unlock Document

Department
Biology (Sci)
Course
BIOL 112
Professor
Lucy- Ann Joseph
Semester
Winter

Description
DENT LECTURE 4 Linkage and the Genetics of Continuous VariationSexlinked traits predominantly affect males ex Colorblindness Redgreen color blindnessAppears in 14 of children of unaffected parentsOnly males of unaffected parents are colorblindColorblind females have affected fathersOverwhelmingly appears in males6 than females1 sexlinked Colorblindness does not assort independentlyActual ratio50 female normal25 male normal25 male color blindThe colorblindness results from a gene on the X chromosome that is nonfunctional cannot make protein mutatedproperly Yrecessivechromosome always has the allelebecause it doesnt have a genefor colorblindness Y is small and does not have a gene for colorblindnessThe absence of a gene is a type of alleleHemizygous is when a gene is missing from one of the chromosomes only on 12 chromosomeCarriers if you cross a colorblind man with a normal homozygous woman all children are normal but fe
More Less

Related notes for BIOL 112

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit