In humans, the abo blood type is under the control of autosomal multiple alleles. color blindness is a recessive x-linked trait. mom is type a and has normal color vision. dad is type a and has normal vision. they have a son who is type o and is color-blind. what is the probability that their next child will be a daughter who is type o and has normal color vision?

Question

Biology

Maryjane Ryan

14 April, 02:40

In humans, the abo blood type is under the control of autosomal multiple alleles. color blindness is a recessive x-linked trait. mom is type a and has normal color vision. dad is type a and has normal vision. they have a son who is type o and is color-blind. what is the probability that their next child will be a daughter who is type o and has normal color vision?

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KC · Answer 1

Color blindness and blood type are independent with each other. To answer the problem we have to calculate the probability of both traits. We calculate as follows:

P (Normal vision) * P (blood type O) * P (girl baby) = (1) (1/4) (1/2) = 1/8

Hope this answers the question. Have a nice day.