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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
उत्तर
All of the above
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संबंधित प्रश्न
Answer the following question.
State the importance of a Genetic code in protein biosynthesis.
The first codon to be deciphered was __________ which codes for ________.
Give reasons: Genetic code is ‘universal’.
Name the anticodon required to recognize the following codon: AAU.
One of the following is true with respect to AUG.
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?
Genetic code is ______.
Because most of the amino acids are represented by more than one codon, the genetic code is ______.
The number of base substitution possible in amino acid codons is ______.
H. J. Muller was awarded Nobel Prize for his ______.
Amino acids which are specified by single codons are ______.
Which out of the following statements is incorrect?
Some amino acids are coded by more than one codon, hence the genetic code is ______.
Sickle cell anemia results from a single base substitution in a gene, thus it is an example of ______.
Select the incorrectly matched pair.
Which of the following organ is essential for photorespiration?
Phenylalanine is a ______.
Percentage of mitochondrial DNA in the cell is:
Genetic code translates the language of:
Genetic code was discovered by:
What would happen if in a gene encoding a polypeptide of so amino acid 25th (UAC) is match to UAA?
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.
There is only one possible sequence of amino acids when deduced from a given nucleotides. But multiple nucleotides sequence can be deduced from a single amino acid sequence. Explain this phenomena.
