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NEET UG BIOLOGY MCQ: MOLECULAR BASIS OF INHERITANCE
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Choose the correct statements about biochemical characterisation of transforming principle in Griffith's experiment.
I. It was done by Oswald Avery, Colin MacLeod and Maclyn McCarty.
II. Scientists purified biochemicals (proteins, DNA, RNA, etc.) from heat killed S-cell.
III. It was seen that DNA alone from S-bacteria caused R-bacteria to become transformed.
IV. Proteases and RNases did not affect transformation.
I. It was done by Oswald Avery, Colin MacLeod and Maclyn McCarty.
II. Scientists purified biochemicals (proteins, DNA, RNA, etc.) from heat killed S-cell.
III. It was seen that DNA alone from S-bacteria caused R-bacteria to become transformed.
IV. Proteases and RNases did not affect transformation.
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Correct option: D
All statements are correct
Option D (All statements are correct) is correct because all the statements accurately describe the biochemical characterization of the transforming principle in Griffith's experiment.
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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?