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Assertion :- Punnett sequare is a graphi...

Assertion :- Punnett sequare is a graphical representation to calculate the probability of all possible genotypes of offsprings in a genetic cross.
Reason :- It was developed by a British geneticist, Raginald C. Punnett.

A

If both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.

B

If both Assertion & Reason are trur but Reason is not a correct explanation of the Assertion.

C

If Assertion is True but the Reason is Flase.

D

If both Assertion & Reason are false.

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The correct Answer is:
B
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The graphical representation to calculate the probability of all possible genotypes of offspring in a genetic cross is called a) Pedigree analysis b) Karyotype c) Punnett square d) Chromosome map

Select the option with correct set of statements for Punnett square. (a) Developed by a British geneticist. (b) Used to calculate the probability of genotypes of offsprings. (c) Useful for monohybrid crosses only. (d) It is a mathematical formula which helps to calculate the types of gametes.

Select the option with correct set of statements for Punnett square. (1) Developed by British geneticist. (2)Used to calculate the probability of genotypes offsprings. (3)Useful for monohybrid crosses only. (4) It is a mathematical formula which helps to calculate the types of gametes.

British geneticist R.C. Punnett developed a graphical representation of gentic cross called "Punnett Square". Mention the possible result this representation predicts of the genetic cross carried.

Genes a, b and c assort independently and are recessive to their respective alleles A, B and C. Two triple heterozygous AaBbCc individual are crossed. What is the probability that a given offspring will be genotypically homozygous for all three dominant alleles :-

Haemophilia is a sex linked recessive disorder of humans. The pedigree chart given below shows the inheritance of Haemophilia in one family. Study the pattern of inheritance and answer the questions given. (a) Give all the possible genotypes of the members 4, 5 and 6 in the pedigree chart. (b) A blood test shows that the individual 14 is a carrier of gaemophilia. The member numbered 15 has recently married the member numbered 14. What is the probability that their first child will be a haemophilic male ? Show with the help of Punnett square.

Haemophilia is a sex linked recessive disorder of humans. The pedigree chart given below shows the inheritance of haemophilia in one family. Study the pattern of inheritance and answer the questions given Give all the possible genotypes of the members 4,5 and 6 in the pedigree chart. (b) A blood test shows that the individual 14 is a carrier of haemophilia. The member numbered 15 has recently married the member numbered 14. What is the probability that their first child will be a haemophilic male? Show with the help of Punnett square.

ALLEN-GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION-EXERCISE-IV (ASSERTION & REASON)
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  2. Assertion :- The segregation of alleles in a random process and so the...

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  3. Assertion :- Punnett sequare is a graphical representation to calculat...

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  4. Assertion :- Simply looking at the phenotype is not possible to known ...

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  5. Assertion :- Factors occurs in pairs in an organism. Reaosn :- In a ...

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  6. Assertion :- Law of dominance is based on the fact that both the chara...

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  7. Assertion :- Incomplete dominance made it possible to distiguish heter...

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  8. Assertion :-The unmodified allele, which represents the orginal pheno...

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  9. Assertion :- There are six different combinations or genotypes of the...

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  10. Assertion :- In co-dominance and incomplete dominance, the genotypic ...

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  11. Assertion :- Multiple alleles can be observed or studies in an organis...

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  12. Assertion :- Multiple alleles can be observed or studies in an organis...

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  13. A : In snapdragon, F(1) plants do not have red or white flowers. R ...

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  14. Assertion: Dominance is not an autonomous feature of a gene or the pro...

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  15. Assertion :- According to Mendel, a dihybrid cross is the multiple of...

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  16. Assertion :- On the basis of Punnett square, the F(2) generation of di...

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  17. Assertion :- According to Mendel, factors are stable & discrete units ...

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  18. Assertion :-Each pair of chromosome segregete independently of another...

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  19. Assertion : Pairing and separation of pair of chromosomes would lead t...

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  20. [A]: Drosophila is commonly used in the study of genetics. [R]: Becau...

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