MPSC PYQ

MPSC Rajyaseva 2014 GS Paper 1 — Question 69

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डीएनयू मध्ये थायमीन हा नेहमी कुतल्या अमायनो ऑसिड शी जोडी बनवितो ? In DNA, thymine always pairs with ____________.

1)अॅडेनायीन / Adenine✓ Correct
2)सायटोसीन / Cytosine
3)ग्वानीन / Guanine
4)थायमीन / Thymine

According to Chargaff's rules of DNA base pairing, Adenine (A) always pairs with Thymine (T) via two hydrogen bonds, and Cytosine (C) pairs with Guanine (G).