Sickling of RBCs occurs in 50% of which of these: Human Genetics and Eugenics Mcqs October 15, 2019 BILAL KHATTAK0 A.Homozygous dominant forms B.Homozygous recessive forms C.Heterozygous forms D.None of these Related Mcqs: In Hardy-Weinberg formula P2 represents frequency of_____________?? Frequency of a mutant gene in a population is expected to increase if that gene is: Biffin in 1905 announced, that resistance to yellow rust of wheat is governed by ______ gene in crosses: A hybrid is always: Haemophilia affects generally males because it is: Sex-linked characters are usually: Albinism is: The living steady state has a self-regulatory mechanism which is: Which of these terms indicate a pair of contrasting characters or factors: Visible characters in an organism are called: