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प्रश्न
Which of the following statements is the most appropriate for sickle cell anaemia?
विकल्प
It cannot be treated with iron supplements
It is a molecular disease
It confers resistance to acquiring malaria
All of the above
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उत्तर
All of the above
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संबंधित प्रश्न
Write the contributions of the following scientists in deciphering the genetic code.
George Gamow; Hargobind Khorana; Marshall Nirenberg; Severo Ochoa
DNA is a polymer of nucleotides which are linked to each other by 3’-5’ phosphodiester bond. To prevent polymerisation of nucleotides, which of the following modifications would you choose?
The number of base substitution possible in amino acid codons is ______.
Out of A=T, G =C pairing, bases of DNA may exist in alternate valency state owing to arrangement called ______.
H. J. Muller was awarded Nobel Prize for his ______.
The mutations that involve addition, deletion or substitution of a single pair in a gene are referred to as ______.
Which of the following organ is essential for photorespiration?
Percentage of mitochondrial DNA in the cell is:
Genetic code translates the language of:
Which amino acid is determined by four genetic codes?
Statement I: The codon ‘AUG’ codes for methionine and phenylalanine.
Statement II: ‘AAA’ and ‘AAG’ both codons code for the amino acid lysine.
In the light of the above statements, choose the correct answer from the options given below.
Statement I:
The codon ‘AUG’ codes for methionine and phenylalanine.
Statement II:
‘AAA’ and ‘AAG’ are both codons that code for the amino acid lysine.
In light of the above statements, choose the correct answer from the options given below.
Based on your understanding of genetic code, explain the formation of any abnormal hemoglobin molecule. What are the known consequences of such a change?
A single base mutation in a gene may not ‘always’ result in loss or gain of function. Do you think the statement is correct? Defend your answer.
Discuss the process of translation in detail.
All the 64 codons in the dictionary of genetic code were deciphered by ______.
How many codons in total exist in the genetic code?
Which of the following statements about stop codons is correct?
Which of the following sets of codons all code for the same amino acid, demonstrating degeneracy?
Which of the following statements correctly describes the universality of the genetic code?
