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21/10/2021 6:18 pm
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Read the following four statements (A-D).
(A) In transcription, adenosine pairs with uracil.
(B) Regulation of lac operon by repressor is referred to as positive regulation.
(C) The human genome has approximately 50,000 genes.
(D) Haemophilia is a sex-linked recessive disease.
How many of the above statements are correct?
(1) Four
(2) Two
(3) One
(4) Three
1 Answer
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21/10/2021 6:19 pm
Correct answer: (2) Two