Define polar covalent bond?
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What is the importance of enzymes for the living beings?
Which are the most abundant metal and third abundant element in the earth crust?
What is the molecular formula, structure, and bond angle of phosphorous?
What is the secondary structure of a protein?
Cells are in nonequilibrium, open systems. In what way is thermodynamics useful in this situation?
Calculate the molar extinction coefficient of a solution containing 5 *10-4 g litre-1 of a biomolecule, molecular weight 275 g mol-1, and absorbance 0.75 in a 1.2 cm cuvette.
Distinguish between type I and type II DNA topoisomerases.
how do u synthesise phenanthrene alkaloids?
What functional group is hydrolyzed in the hydrolysis of ATP to ADP and Pi?
What is the activation center of an enzyme? Is it the key or the lock of the lock and key model?
What is the chemical structure of hyaluronic acid?
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.