Biology

posted by .

Suppose that a clolur blind man has parents with normal vision. Would all his sons be colour-blind ? Was his mother a carrier ? would all his daughters be carriers

  • Biology -

    The colorblind man is XY with the colorblind gene on the X chromosome.

    Which chromosome has to be given to sire sons?

    He had to get a colorblind X chromosome from one parent. Who would that be?

    Which chromosome would he have to give to sire daughters?

    Rephrasing the questions might give you abetter idea of the answers to your questions.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. life science

    ok i really need help. like really bad. cant figure it out. ok here it is. a color blind man marries a woman with normal vision. of their three daughters, one is color blind. one of their two sons is also colorblind. what are the genotypes …
  2. Biology

    In regards to color-blindness, I have a question! (Please make sure to note how the trait is passed on first.) If a woman is affected by colorblindness are both of her parents carriers or just one?
  3. biology

    A man with normal color vision marries a woman who is colorblind. What percentage of their sons would be colorblind, what percentage of their daughters would be colorblind, what percentage of their daughters would be carriers of the …
  4. biology help

    color blindness is a sex linked disorder caused by recessive allele on the X chromosome. XC= normal vision. Xc= color blind. if a normal vision man marries a color blind woman, what are the chances that they will have a color blind …
  5. Biology

    GENETICS PRACTICE PROBLEMS Worth 10 points each problem is either right or wrong 1. In humans, assume that brown eyes (B) are dominant over blue eyes (b). A blue eyed man, both of whose parents were brown eyed, marries a brown eyed …
  6. science help plzzz

    Multiple Choice 1. At the chromosomal level, what is the difference between human males and human females?
  7. Science

    I don't understand these problems can you help me. Multiple Choice 1. At the chromosomal level, what is the difference between human males and human females?
  8. 6th grade science - CHECK MY ANSWER

    A color-blind woman marries a man who is not color-blind. All of their sons are color-blind, but none of their daughters are color-blind. Color-blindness is likely...?
  9. genetics and breeds

    A woman with a normal vision whose father was colour blind marries a man with normal vision whose father was also colour blind. This couple has a colour blind daughter with normal complement of chromosomes. Is infidelity suspected?
  10. English

    Is it possible for a man of normal colour vision to have a colour blind daughter?

More Similar Questions