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प्रश्न
Mention three differences between DNA and RNA.
अंतर स्पष्ट करें
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उत्तर
| DNA | RNA |
| 1. The sugar present in the DNA molecule is deoxyribose. | 1. The sugar present in an RNA molecule is ribose. |
| 2. DNA is a double-stranded molecule. | 2. RNA is a single-stranded molecule. |
| 3. The four bases found in DNA are adenine, guanine, cytosine, and thymine. | 3. In RNA, in place of thymine, another nitrogenous base called uracil is present. |
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
Correct the following statement by changing the underlined word:
Nitrogen bonds are present between the complementary nitrogenous bases of DNA.
Write a sentence of the following:
Chromonemata
What is the importance of DNA?
Fill in the blank:
DNA stands are made up of, pentose sugar and four types of ______ bases.
Choose the correct answer:
Sex chromosomes in man are _____________
Complete the following sentence with appropriate word:
A chromosome is composed of 50 % DNA and 50% ________.
How many codons are needed to specify three amino acids?
New nucleotides are added and a new complementary strand of DNA is formed with the help of enzyme DNA polymerase.
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 |
Write the functions of DNA.
