Human genetics problems?

1.)Joe does not have a bent little finger, but his parents do. What is the expected ratio among the parent's children?

2.)Henry is adopted. He had mid-digit hair on his fingers. Could both of his biological parents have had mid-digit hair?________

Could both of his parents have had no mid-digit hair?________

3.)If you are a female and are not color blind, you can judge whether you are homozygous or heterozygous by knowing if any member of your family is color blind. If your father is color blind, what is your genotype?________

If your mother is color blind, what is your genotype?___________

If you know of no one in your family who is color blind, what is your probable genotype?_________

4.)Th only color blind member of Arlen's family is her brother. What is her brother's genotype?______ What is her father's genotype?________What is her mother's genotype?____What is Arlene's genotype is she later had a color blind son?________

Human genetics problems?

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Human genetics problems?

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