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PREPARED by PEEYUSH, , 1.If the cell of an organism heterozygous, for three pais of genes represented by, AaBbCc, undergoes meiosis then, possible type of gametes will be :, (1) 4 (2) 2 (3) 8 (4) 12, , 2. Which law of Mendel is still universal in, nature?, , (1) Law of dominance (2) Law of, indepenent assortment, , (3) Law of segregation (4) Linkage
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3. When aaBBcc is crossed with AaBbCc, then the ratio of hybrid for all the three, genes is :, (1) 1/8, , (2) 1/4, , (3) 1/16, , (4) 1/32, , 4. According to Mendelism which pair of, character is showing dominance ?, , (1) Terminal position of flower and green, colour of seed coat., , (2) Wrinkled seeds and green colour of, seed coat., , (3) Yellow pod.and round seeds., , (4) Green pod and axial position of flower.
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5. A plant of F1generation has genotype, AABbCc. On selfing of this plant what is, phenotypic ratio in F2, , generation?, , (1) 3:1 (2)9:3:3:1(3)1:1(4) 27:9:, 979 3i0:3:1, , 6. A character which is expressed in a, hybrid is called, , (1) Dominant (2) Recessive (3) Codominant (4) Epistatic
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7. Alleles are :, (1) Alternate forms of a gene (2), homologous chromosome, , (3) Pair of sex chromosome (4) none of, these, , 8. When F1 generation hybrid tall Tt is, crossed with dwarf tt parent, it is a case, of:, (1) Dihybrid cross (2) test cross (3), Crossing over (4) Reciprocal cross, , 9. The ultimate biological unit which, controls heredity, is called :, (1) Genome (2) Chromosome (3) Genotype
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(4) Gene, , In case of co-dominance the monohybrid, ratio of phenotypes in F2, , generation is :, (1)3:1(2)1:2:1, , fsb 1 eds tata
