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प्रश्न
Give Reason:
Why X-linked recessive diseases are more common among males than females.
उत्तर
Because females have two copies of the X-Chromosome and males have only one X- chromosome.
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संबंधित प्रश्न
Explain sex determination in human beings.
Fill in the following blank with suitable word :
The...............chromosomes for a ............are XX whereas that for a ..............are XY.
Define the following:
Sex-linked characters
ZW-ZZ system of sex determination occurs in
Which of the following is incorrect regarding ZW-ZZ type of sex determination?
Which of the following decides the sex of the child?
Which of the following is an example of genetic variation?
The maleness of a child is determined by ______
Some dinosaurs had feathers although they could not fly but birds have feathers that help them to fly. In the context of evolution this means that
Structures present in a cell which is responsible for determination of the sex of a baby is
