_ Which of the following statements about DNA is/are correct ? 1. DNA is the hereditary material of all living organisms. . 2. All segments of DNA code for synthesis of proteins. 3. Nuclear DNA is double helical with two nucleotide chains which run anti-p

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Q: 32 (NDA-I/2016)
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Which of the following statements about DNA is/are correct ?
1. DNA is the hereditary material of all living organisms. .
2. All segments of DNA code for synthesis of proteins.
3. Nuclear DNA is double helical with two nucleotide chains which run anti-parallel.
4. DNA is also found in mitochondria.
Select the correct answer using the code given below:
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question_subject: 

Science

question_exam: 

NDA-I

stats: 

0,6,90,34,6,50,6

keywords: 

{'dna code': [0, 0, 0, 1], 'nuclear dna': [0, 0, 0, 1], 'dna': [3, 1, 1, 2], 'nucleotide chains': [0, 0, 0, 1], 'mitochondria': [2, 0, 1, 2], 'hereditary material': [0, 0, 0, 1], 'synthesis': [4, 0, 0, 9], 'proteins': [1, 1, 0, 0]}