What is the numeric relation between pyrimidine and purine bases in the dna molecule? Is that relation valid in rna molecules?

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The two exonuclease activities of DNA polymerase I a) are coupled during the formation of "gapped DNA". b) degrade DNA in a 5' --> 3' direction. c) degrade DNA in a 3' --> 5' direction. d) occur at two different active sites.

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what is nucleophilic attack?

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What happens in methylation of dna?

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Which branch of science deals with the transformation of chemical energy into electrical energy and vice versa?

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what is the difference between reducing sugars and non reducing sugars?

2 Answers   Aurobindo,

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What are low-density lipoproteins?what are their functions?

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What are the three main types of rna? What is meant by heterogeneous rna?

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What molecules are present in a typical soap such as sodium stearate and explain how it functions to remove grease from clothes.

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I would like to know what are the main difference in mechanisms of action of: Ascorbic Acid beta-mercaptoethanol and Dimetilsulfoxide (DMSO). thanks in advance.

1 Answers  

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How can one use the pH and the pKa to determine the acid-base form of a compound?

1 Answers  

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What is meant by chemical antagonism?

3 Answers   Biological.e.limited, Dr Reddys,

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