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Read following statements (1-4). 1. In...

Read following statements (1-4).
1. In transcriptoin, adenine pairs with uracil.
2. Regulation of lac operon by repressor is referred to as positive regulation.
3. The human genome has approximately 50,000 genes.
4. Haemophilia is a sex - linked recessive disease.
How many of the above statements are right ?

A

Two

B

Three

C

Four

D

One

Text Solution

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The correct Answer is:
A
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