Biology

Q. In Mendelian dihybrid cross when heterozygous round yellow are self crossed, round green offsprings are represented by the genotype : (a) RrYy, RrYY, RRYy (b) Rryy, RRyy, rryy (c)…

Q. Mendel's principle of segregation means that the germ cells always receive : One pair of alleles One quarter of the genes One of the paired alleles Any pair of…

Q. Absence of one sex chromosome causes : Turner's syndrome Klinefelter's syndrome Down's syndrome Tay-Sach's syndrome Solution : Correct option : A Absence of one sex chromosome causes Turner’s syndrome.…

Q. Haemophilia is related to which of the following ? (a) Colour blindness (b) Polio (c) Cataract (d) Tumour Solution : Correct option : A (Colour Blindness )