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प्रश्न
A nucleoside differs from a nucleotide. It lacks the ______.
विकल्प
phosphate group
hydroxyl group
sugar
base
उत्तर
A nucleoside differs from a nucleotide. It lacks the phosphate group.
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संबंधित प्रश्न
Which property of DNA double helix led Watson and Crick to hypothesise semi-conservative mode of DNA replication? Explain.
In a DNA strand the nucleotides are linked together by ______.
The fact that a purine base always paired through hydrogen bonds with a pyrimidine base leads to, in the DNA double helix ______.
If 30 percent of an organism’s DNA is thymine, then ______.
There is no DNA in ______.
______ occurs in RNA instead of the nitrogenous base thymine found in DNA.
Which of the following is a purine?
Retroviruses do not follow central Dogma. Comment.
During in vitro synthesis of DNA, a researcher used 2’, 3’ – dideoxy cytidine triphosphate as raw nucleotide in place of 2’-deoxy cytidine. What would be the consequence?
A short piece of DNA, having 20 base pairs, was analyzed to find the number of nucleotide bases in each of the polynucleotide strands. Some of the results are shown in the table.
| Number of nucleotide bases | ||||
| Adenine | Cytosine | Guanine | Thymine | |
| Strand 1 | 4 | 4 | ||
| Strand 2 | 5 | |||
How many nucleotides containing Adenine were present in strand 2?
