Principles of Inheritance and Variation questions
1199 published questions with worked solutions.
- Mendel's laws of inheritance are applicable only for
- Dominant allele are expressed in
- Monohybrid test cross ratio is
- Incomplete dominance is different from complete dominance in having
- Which statement about Mendel is true?
- ...A... gene produces all gametes that are similar, while a ...B... produces two kinds of gametes each having one allele with...
- Find out the genotype and phenotype of F1-generation (R = dominant and red, r = recessive and white) from the given cross (a...
- Find out the phenotypic and genotypic ratios in previous question.
- Codominance is found in
- A cross between F1-hybrid and a heterozygous parent (Tt tT) gives the phenotypic ratio of
- Match the following columns. | Column I | Column II | |---|---| | (A) Removal of anther | (1) Human blood group | | (B) Laws of...
- Match the following columns. | Column I | Column II | |---|---| | (A) Test cross | (1) 9:3:3:1 | | (B) Monohybrid cross | (2) Tt...
- Mendel's law were true for situation in which
- Single gene can produce more than one effect. Like starch synthesis in pea plant. It has two alleles (B and b) for starch...
- Mendelism was rediscovered by I. Morgan; II. De Vries; III. Correns; IV. Tschermak. Choose the correct option
- In cross between yellow round (YYRR) and pure breeding pea plants having green wrinkled (yyrr), find out the total seeds (plants)...
- Which principle/law has been called the 2nd law of inheritance?
- In law of independent assortment. How many factors are involved? (for a dihybrid cross)
- In cross between yellow round (YYRR) and green wrinkled (yyrr) find out the ratio between seeds having yellow and green seed...
- Rr (heterozygous) red flowers were crossed with white (rr) flower. The result will be
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