Because of dna replication, two dna molecules come to existence. Why is not it correct to assert that two “new” dna molecules are created? What is the name given to the process concerning that fact?

1154

What is optical isomerism? Which compounds exhibit optical isomerism?

1121

What are the main factors that alter the speed of enzymatic reactions?

1009

Bleaching powder is obtained when cl2 is passes through which inorganic compound?

976

What is hoffman degradation method?

1025

How can we calculate the number of possible optical isomers for a given compound?

1086

What are the main theoretical models that try to explain the formation of the enzyme-substrate complex?

1021

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

1055

Define limiting radius?

1062

In sickle cell anemia, a hereditary disease, there is substitution of one amino acid by other in one of the four-polypeptide chains of hemoglobin. In this case, are all of the structural levels of the protein modified?

1181

"Tell me about a job that you found particularly satisfying. What did you like about it?

3117

Is there difference between the initial and the final energy levels in catalyzed and non-catalyzed reactions?

1100

What are respectively some remarkable functions of hemoglobin?

1007

What are enzymes? What is the importance of enzymes for the living beings?

1109

How are free energy changes related to enthalpy changes and entropy changes?

1946