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The most likely reason for the developme...

The most likely reason for the development of resistance against pesticides in insect damaging a crop is

A

Genetic recombination

B

Directed mutations

C

Acquired heritable chages

D

Random mutations

Text Solution

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The correct Answer is:
D
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ALLEN-GENETICS & MOLECULAR BASIS OF INHERITANCE AND MUTATION-EXERCISE-III (ANALYTICAL QUESTIONS
  1. If the DNA codons are ATG ATG ATG and a cytosine base is inserted a...

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  2. What is an auxotropy :-

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  3. The most likely reason for the development of resistance against pesti...

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  4. Male XX and female XY sometime occur due to

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  5. In recent years,DNA sequences (nucleotide sequence) of mt DNA and Y-ch...

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  6. If a completely radioactive double - stranded DNA molecule undergoes t...

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  7. Consider the following sequence on m-RNA AUGGCAGUGCCA. Assuming that g...

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  8. If 50 heavy DNA (N^(15)) molecules are replicated 2 times in N^(14) me...

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  9. Find the sequence of blinding of the following amino acyl-tRNA complex...

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  10. KHORANA synthesized two RNAs (a) with repeat sequence of AB and (b) w...

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  11. Which of the following m-RNA is translated completely :- (A) 5' AUG ...

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  12. Why is mother's milk considered the most appropriate food for a new bo...

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  13. Suppose evolution on earth has occurred in such a way that there are 9...

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  14. Assume that there are 6 types of the nitrogen bases are available and ...

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  15. In a 3.2 kbp long piece of DNA, 820 adenine bases were found. What wou...

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  16. Read the following statements. (i) One codon codes for only one amin...

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  17. (a) Give reason for - (i) Both strands of DNA are not copied during ...

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  18. The salient feature of DNA are - (i) It is made of two polynucleotid...

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  19. The genetic code is

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  20. Which is correct - (i) t-RNA has an anticodon loop tht has bases com...

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