Question

Who all are ready for CBSE term 1 board exams class 12?



What is DNA??
Explain briefly with structure.

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Answer 1

Answer:

DNA is a two-stranded molecule that appears twisted, giving it a unique shape referred to as the double helix. Each of the two strands is a long sequence of nucleotides or individual units made of: a phosphate molecule. a sugar molecule called deoxyribose, containing five carbons.

Answer 2

Answer:

Deoxyribonucleic acid, more commonly known as DNA, is a complex molecule that contains all of the information necessary to build and maintain an organism. All living things have DNA within their cells. ... In other words, whenever organisms reproduce, a portion of their DNA is passed along to their offspring.

Explanation:

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