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A man and woman , who do not show any apparent signs of a certain inherited disease, have seven children ( 2 daughters and 5 sons) three of the sons suffers from the given disease but none of daughters are affected then what is the mode of inheritance Ans is sex linked recessive how?
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A man and woman , who do not show any apparent signs of a certain inhe...
X linked recessive is the ans..
Bcz males are in hemizygous condition i. e XY
and here male father is normal but mother is a X linked disease carrier .. so the all daughters produced are either normal or Carrier but not diseased
but in sons there are 50%chance that is could be a diseased and vice versa
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A man and woman , who do not show any apparent signs of a certain inhe...
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Direction: Read the following text and answer the following questions on the basis of the same :Sickle cell anaemia is a genetic disorder where the body produces an abnormal haemoglobin called haemoglobins. Red blood cells are normally flexible and round, but when the haemoglobin is defective, blood cells take on a “sickle” or crescent shape. Sickle cell anaemia is caused by mutations in a gene called HBB.It is an inherited blood disorder that occurs if both the maternal and paternal copies of the HBB gene are defective. In other words, if an individual receives just one copy of the defective HBB gene, either from mother or father, then the individual has no sickle cell anaemia but has what is called “sickle cell trait”. People with sickle cell trait usually do not have any symptoms or problems but they can pass the mutated gene onto their children. Three inheritance scenarios can lead to a child having sickle cell anaemia :— Both parents have sickle cell trait— One parent has sickle cell anaemia and the other has sickle cell trait— Both parents have sickle cell anaemiaSickle cell anaemia is a/an ________________ disease.

Direction: Read the following text and answer the following questions on the basis of the same :Sickle cell anaemia is a genetic disorder where the body produces an abnormal haemoglobin called haemoglobins. Red blood cells are normally flexible and round, but when the haemoglobin is defective, blood cells take on a “sickle” or crescent shape. Sickle cell anaemia is caused by mutations in a gene called HBB.It is an inherited blood disorder that occurs if both the maternal and paternal copies of the HBB gene are defective. In other words, if an individual receives just one copy of the defective HBB gene, either from mother or father, then the individual has no sickle cell anaemia but has what is called “sickle cell trait”. People with sickle cell trait usually do not have any symptoms or problems but they can pass the mutated gene onto their children. Three inheritance scenarios can lead to a child having sickle cell anaemia :— Both parents have sickle cell trait— One parent has sickle cell anaemia and the other has sickle cell trait— Both parents have sickle cell anaemiaIf one parent has sickle cell anaemia and the other has sickle cell trait, there is __________that their children will have sickle cell anaemia and ___________will have sickle cell trait.

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A man and woman , who do not show any apparent signs of a certain inherited disease, have seven children ( 2 daughters and 5 sons) three of the sons suffers from the given disease but none of daughters are affected then what is the mode of inheritance Ans is sex linked recessive how?
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A man and woman , who do not show any apparent signs of a certain inherited disease, have seven children ( 2 daughters and 5 sons) three of the sons suffers from the given disease but none of daughters are affected then what is the mode of inheritance Ans is sex linked recessive how? for NEET 2024 is part of NEET preparation. The Question and answers have been prepared according to the NEET exam syllabus. Information about A man and woman , who do not show any apparent signs of a certain inherited disease, have seven children ( 2 daughters and 5 sons) three of the sons suffers from the given disease but none of daughters are affected then what is the mode of inheritance Ans is sex linked recessive how? covers all topics & solutions for NEET 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A man and woman , who do not show any apparent signs of a certain inherited disease, have seven children ( 2 daughters and 5 sons) three of the sons suffers from the given disease but none of daughters are affected then what is the mode of inheritance Ans is sex linked recessive how?.
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