Man and a woman both have normal color vision-punnett square

Assignment Help Biology

Reference no: EM13532342

1. Suppose that gene b is sex linked (to the x chromosome) recessive and LETHAL in the womb. A man marries a woman who is heterozygous for this gene
a) if this couple had many children, what would be thepredicted sex ratio of these children?
b) is it possible for the man to be a carrier of this lethalgene?
c) was the woman's mother a carrier of gene b?

2. A man and a woman both have normal color vision, they have twochildr en, a son with normal vision and a dau ghter which has redgreen color blindness, a sex linked (to the x chromosome) recessivegene. the man sues his wife for divorce on grounds of infidelity. if you were his attorney, could you use this evidence in your case?if yes, which child provide the evidence of infidelity son ordaughter? (show a punnett square)

Reference no: EM13532342

Questions Cloud

What is meant by asymmetrical pertaining to DNA replication : What is meant by "asymmetrical", pertaining to DNA replication? Why is an understanding of COMPETITIVE EXCLUSION important for understand how bacteria regulate their genes?

A missense mutation and frameshift mutation : How can I draw out these mutations? frameshift mutation

What are the symptoms of a sickle cell crisis : Among African Americans, how common is sickle celldisease? How common are carriers of the sickle cell allele inthis same ethnic group? What are the symptoms of a sickle cell crisis? What treatments exist for sickle cell disease?

Explain the process of muscle contraction : Explain the process of muscle contraction and how a neuromuscular blockingagent such as metubine would interfere with musclecontraction.

Man and a woman both have normal color vision-punnett square : A man and a woman both have normal color vision, they have twochildr en, a son with normal vision and a dau ghter which has redgreen color blindness, a sex linked (to the x chromosome) recessivegene. the man sues his wife for divorce on grounds of..

Stems of corn plant and sunflower plant differ : Why are there more stomata on the lower surface compared to the upper part of the leaf? In what two ways do the stems of corn plant and sunflower plant differ? The Zebrina leaf is very thin and flat. Name two importantadaptations conferred by this mo..

What is boom-and-bust cycling : In terms of population dynamics, what is "boom-and-bust"cycling?

If an ecosystem has a carrying capacity : If an ecosystem has a carrying capacity of 1,000 individuals for agiven species, and 2,000 individuals of that species are present,we can predict that the population

Case of density-dependent population regulation : Which of the following is most clearly a case of density-dependent population regulation?

User Account

All Pages