Define enzymes ? What is the most important reason for their specific action ?

What are enzymes? How do enzymes differ from ordinary chemical catalysts? Comment on the specificity of enzyme action. What is the most important reason for their specificity?

What is the most important pre-condition for adaptive radiation ?

What is the most important function of PS II?

What is the most important factor for the success of animal population

What is the most important source of energy for us ?

What is most important for origing of life :

What was the most important legacy of the French Revolution?

What is the most important contribution of psychology in education ?