Biological Molecules & Enzymes (Updated)

These are the most abundant organic compounds to be found in cells:

All of the following elements are present in all carbohydrates except:

Which term most appropriately describes catalase, collagen and haemoglobin?

Which property of proteins enables them to act as pH buffers?

Silk protein is present in :

All are true about ATP except:

Which one of the following is an example of reducing sugar?

Form of polysaccharides stored in bacteria and animals:

Sugar Found in Genetic material :

The total number of amino acids in the alpha chain of insulin are:

Which one is found only in RNA:

The most common carbohydrate monomer is:

The most important type of RNA in cells is:

Which of the following statement is not true for compounds like glycoproteins and glycolipids:

The number of oxygen atom in lipid molecules is always as compared to several carbon atoms:

Which forms nails, hairs and feathers:

Most cellular secretions are:

Unsaturated fats are made saturated by:

A peptide chain attains secondary structure through the formation of:

Which one of the following is the optimum pH of the pancreatic lipase enzyme:

The optimum pH of salivary amylase is:

Enzyme succinate dehydrogenase converts succinate into:

Regulatory sites other than active site, present over the enzymes are called:

An activated enzyme consisting of polypeptide chain and a cofactor is called:

Which step causes activation of catalytic site of an enzyme:

Excessive increase in temperature of medium causes the enzyme molecule to be:

Inhibitors which block the enzyme by forming weak bond are called:

High specific heat capacity plays a key role:

Vitamin A is an example of :

A few amino acids constitute an active site. Others play role in maintaining: