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NEET UG BIOLOGY MCQ: MOLECULAR BASIS OF INHERITANCE
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What will be number of phosphodiester bonds in a 10 bp ds DNA molecule?
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Correct option: A
18
Option A is correct. A 10 bp ds DNA molecule has 20 nucleotides. Each nucleotide is linked by a phosphodiester bond, except for the terminal nucleotides on each strand, so there are 18 phosphodiester bonds.
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Assertion: The bacteria and other prokaryotes
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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).
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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?