2. A colorblind man marries a woman with normal vision whose father was colorblind. Use a Punnett square to show and explain what type of vision their potential children would have.
2. A colorblind man marries a woman with normal vision whose father was colorblind. Use a Punnett square to show and explain what type of vision their potential children would have.
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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I’ve been struggling so much on this I need help on question 2 please!
Transcribed Image Text:Sex-Linked Traits and Pedigrees
Certain genes are found solely on the X chromosome, and are
referred to as sex-linked traits because men and women have
different probabilities of inheriting them. female genotypes are
XX, while males have XY.
lower case
1. White eyes in Drosophila is a recessive sex-linked trait. Show the
offspring to be expected from a cross of a white-eyed male and a
homozygous normal red-eyed female. Show the Punnett
squares and the chances their offspring will have white eyes.
XR
XR
parents = Xr, Yr
XR, XR
Male offspring 0% white eyes
Xr XR,Xr
XR, Xr
Female offspring
0% white eyes
XR, Y
Y
XR, Y
F2. A colorblind man marries a woman with normal vision whose father was colorblind. Use a Punnett square to
show and explain what type of vision their potential children would have.
parents =
female children
male children
E 3.
Two normal-visioned parents have a colorblind son. What are the genotypes of the parents? What is the
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