![ohapi principles with sickle cell ohapi principles with sickle cell](https://www.physio-pedia.com/images/3/31/Sickle_cell.jpg)
Since Y is lethal when homozygous, the result of cross Yy × Yy will be Question 39: In mice, Y is the dominant allele for yellow fur an y is the recessive allele for grey fur.
![ohapi principles with sickle cell ohapi principles with sickle cell](https://i.pinimg.com/736x/07/f5/12/07f512a52964a9b25eb1e6e76a12f3cc.jpg)
Question 38: ABO blood grouping in human beings cites the example of Question 37: The inheritance of flower colour in Antirrhinum (dog flower) is an example of Question 36: Mendal formulated the law of purity of gametes on the basis of (b) four different types of gametes are produced – by males.Īnswer: (a) two different types of gametes are produced by females. (a) two different types of gametes are produced by females. (d) seventh to eight week when genitals differentiate in foetus. Question 33: Sex is determined in human beings Question 31: Number of autosomes present in liver cells of a human female is What is the possibility of their having a girl next time ? Question 29: Mendel published his work on inheritance of characters in Question 28: The plant Mendel used to study inheritance of two genes is
![ohapi principles with sickle cell ohapi principles with sickle cell](https://image1.slideserve.com/2347925/sickle-cell-anemia-n.jpg)
Question 27: How many true-breeding pea plant varieties did Mendel select as pairs, which were similar except in one character with contrasting traits? Question 26: Hb A and Hb S alleles of normal and sickle celled RBC are Question 25: Distance between the genes and percentage of recombination shows Question 24: What will be the distribution of phenotypic features in the first filial generation after a cross between a homozygous female and a heterozygous male for a single locus ? Question 23: The characters which appear in the first filial generation are called Question 21: Who introduced chromosomal theory of inheritance? Question 20: Name the scientist who discovered the laws of Heredity. (d) both homozygous and heterozygous conditions. Question 19: A recessive allele is expressed in (b) Sickle cell anemia – Autosomal recessive trait chromosome – 11Īnswer: (b) Sickle cell anemia – Autosomal recessive trait chromosome – 11 (a) Phenylketonuria – Autosomal dominant trait Question 17: Linkage reduces the frequency of Question 16: The distance between the genes is measured by
OHAPI PRINCIPLES WITH SICKLE CELL CODE
Question 15: Genes which code for a pair of contrasting traits are known as Which of the following characters was not chosen by Mendel ? _ pairs of contrasting traits were studied by Mendel in pea plant. Question 12: The colour based contrasting traits in seven contrasting pairs, studied by Mendel in pea plant were
OHAPI PRINCIPLES WITH SICKLE CELL VERIFICATION
Question 11: Experimental verification of the chromosomal theory of inheritance was done by: Question 10 : The production of gametes by the parents, formation of zygotes, the F 1 and F 2 plants, can be understood from a diagram called: Question 9 : In humans, the dominance relationship between the A and B alleles of the ABO blood group gene is an example of Question 8 : Mendel’s Law of independent assortment holds good for genes situated on the Question 7 : Which of the following will not result in variations among siblings ?
![ohapi principles with sickle cell ohapi principles with sickle cell](https://i.ytimg.com/vi/Y3eWxtKUE90/maxresdefault.jpg)
Question 6 : In a cross between a male and female, both heterozygous for sickle cell anaemia gene, what percentage of the progeny will be diseased? Question 5 : The crossing of F 1 to homozygous recessive parent is called