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NEET UG BIOLOGY MCQ: MOLECULAR BASIS OF INHERITANCE
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Which of the given nitrogenous bases is/are purine?
a. Cytosine b. Adenine c. Uracil d. Guanine
a. Cytosine b. Adenine c. Uracil d. Guanine
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Correct option: C
Both b and d
Option C (Both b and d) is correct because adenine and guanine are purines, while cytosine, thymine, and uracil are pyrimidines.
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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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How many of the above statements are correct? Reactive group of RNA is?
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?