Whose cell free system finally helped the genetic code to be deciphered?

1.Gamow2.Severo Ochoa
3.Hargobind Khorana4.Marshall Nirenberg 

Subtopic:  Genetic Code |
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Which enzyme polymerizes RNA with defined sequences in a template independent manner?

1. Peptidyl transferase
2. RNA polymerase
3. Reverse transcriptase
4. Polynucleotide phosphorylase

Subtopic:  Genetic Code |
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Some amino acids are coded by more than one codon. Hence genetic code is:

1. Unambiguous 2. Non-specific
3. Degenerate 4. Universal

Subtopic:  Genetic Code |
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In the genetic code, the codon UUC codes for:

1. Methionine 2. Phenylalanine 
3. Tyrosine 4. Valine

Subtopic:  Genetic Code |
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Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A): Learning about non-human organisms DNA sequences is not important for human beings.
Reason (R): The Genetic code is not universal.
In the light of the above statements, choose the most appropriate answer from the options given below :
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are false.
3. Both (A) and (R) are true but (R) is not the correct explanation of (A).
4. (A) is true but (R) is false.
Subtopic:  Human Genome Project | Genetic Code |
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