Chromosome number in human (male) is (A) 44 + xx (B) 44 + xy (C) 46

1.	Chromosome number in human (male) is (A) 44 + xx (B) 44 + xy (C) 46 + xy (D) 46 +xx
Answer» Correct Answer is: (C) 46 + xy • The normal human karyotype contains 22 pairs of autosomal chromosomes and one pair of sex chromosomes (allosomes). • Normal karyotype for females contain two X chromosomes and are denoted 46,XX • Males have both an X and a Y chromosome denoted 46, XY.

Chromosome number in human (male) is (A) 44 + xx (B) 44 + xy (C) 46 + xy (D) 46 +xx

Answer»

Correct Answer is: (C) 46 + xy

• The normal human karyotype contains 22 pairs of autosomal chromosomes and one pair of sex chromosomes (allosomes).

• Normal karyotype for females contain two X chromosomes and are denoted 46,XX

• Males have both an X and a Y chromosome denoted 46, XY.