- 1(current)
Q. No.The incorrect statement about nucleic acid is:
| 1. | It is responsible for heredity. |
| 2. | It is responsible for protein synthesis in a cell. |
| 3. | It is a constituent of the chromosome. |
| 4. | It is responsible for the transmission of chemical signals. |
Subtopic: DNA, RNA & Metal Ions |
79%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh
The correct statement about RNA is :
| 1. | The helical structure of RNA is mostly single-stranded . |
| 2. | It has deoxyribose sugar. |
| 3. | It is the chemical basis of heredity. |
| 4. | It contains thymine (T) |
Subtopic: DNA, RNA & Metal Ions |
77%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
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NEET 2023 - Target Batch - Aryan Raj Singh
A nucleoside is different from a nucleotide as:
| Nucleoside | Nucleotide | |
| 1. | Sugar, Protein | Sugar, Protein, Phosphoric acid |
| 2. | Fatty acid, Base | Fatty acid, Base, Phosphoric acid |
| 3. | Sugar, Base | Sugar, Base, Phosphoric acid |
| 4. | Sugar, Base, Phosphoric acid | Sugar, Base |
Subtopic: DNA, RNA & Metal Ions |
78%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
Hints
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NEET 2023 - Target Batch - Aryan Raj Singh
| Assertion (A) | The two strands of DNA are complementary to each other. |
| Reason (R) | Adenine specifically forms hydrogen bonds with guanine whereas cytosine forms hydrogen bonds with thymine. |
| 1. | Both (A) and (R) are correct and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are correct but (R) is not the correct explanation of (A). |
| 3. | (A) is correct but (R) is incorrect. |
| 4. | Both (A) and (R) are incorrect. |
Subtopic: DNA, RNA & Metal Ions |
81%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
- 1(current)
Q. No.
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