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NEET UG BIOLOGY MCQ: MOLECULAR BASIS OF INHERITANCE
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Calculate the number of hydrogen bonds in DNA if out of 200 nitrogen bases, 246 molecules were of cytosine
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Correct option: A
246
Option B (254) is correct because the calculation involves determining the number of A-T and G-C base pairs and using the number of cytosine molecules to find the number of hydrogen bonds.
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show high adaptability to the changing
environment.
Reason: Member of kingdom Monera are
efficient in regulating gene expression. Which of the following is not true for DNA polymerase? Dystrophin gene consists of Read the following four statements (i-iv).
i. In transcription, adenosine pairs with uracil.
ii. Regulation of lac operon by repressor is referred to as positive regulation
iii. The human genome has approximately 30,000 genes
iv. Haemophilia is a sex-linked recessive disease
How many of the above statements are correct? Reactive group of RNA is?