A) They always follow criss-cross inheritance
B) They do not follow criss-cross inheritance
C) They are mostly present on Y-chromosome
D) They are only present on X-chromosome
Correct Answer: A
Solution :
Sex-linked characters are the X-liriked characters (the term sex-linked is presently referred to as X-linked). Their inheritance is due to the X-linked genes. The X-linked recessive characters follow criss-cross pattern of inheritance or skip-generation inheritance. In criss-cross inheritance, character is inherited to the second generation through the carrier of first generation.
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