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प्रश्न
Fill in the blank:
DNA stands are made up of, pentose sugar and four types of ______ bases.
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उत्तर
DNA stands are made up of, pentose sugar and four types of Nitrogen bases.
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संबंधित प्रश्न
Fill in the blank:
DNA acts as director of ______ synthesis.
Choose the correct answer:
This structure is not present in all chromosomes ___________
Choose the correct answer :
Spirally coiled double strands are observed in ____________
Choose the correct answer :
Which of these is not present in DNA?
What happened when heat-killed S-cells along with living R-cells were injected into mice?
New nucleotides are added and a new complementary strand of DNA is formed with the help of enzyme DNA polymerase.
What is the biological significance of DNA?
Match the Column I with Column II and select the correct option.
| List-I | List-II | ||
| i. | Ribozyme | a. | Lac operon |
| ii. | Friedrich Miescher | b. | DNS as genetic material |
| iii. | Alfred Hershey and Martha Chase | c. | Catalytic RNA molecule |
| iv. | Francois-Jacob | d. | DNA is acidic substance |
Which of the following is not a component of a nucleotide?
A unique chemical substance isolated from the nuclei of pus cells by Friedrich Miescher was initially named ______.
