Sibling species term was used by Mayr in the year:

Mutation theory considers only one of the following:

'Use of evolution is a population not species' is one of the essential points of:

Gametogenesis is an example of:

Pyloric glands in herdmania are present in:

Members of the order Myxiniformes are commonly known as:

Skull in members of Ratitae is:

Typical prototherian character is:

Teeth of prototherians are:

Protozoans are mainly classified on the basis of:

Which one of the following cells maintains water currents in sponges?

Polymorphism is shown in:

Peripatus is connecting link between:

Respiration in Asterias occurs in the:

Balanoglossus belongs to the group:

The enzyme which hydrolyses triglycerides to fatty acid and glycerol is called :

The formation of glucose from non-carbohydrate is called:

If nerves of heart are cut then heart will:

The end product of anaerobic respiration is:

Which one of the following mostly acts as a inhibitory neurotransmitter?

Which one of the following functions is performed by the liver?

Which of the following is termed as cytochrome oxidase?

Link between glycolysis, Kreb' s cycle and Beta-oxidation of fatty acid or carbohydrate and fat metabolism is:

Which one of the following statements about a plot of velocity v/s substrate concentration for an enzyme that follows Michaelis Menten Kinetics is false?

Reabsorption of water in distal parts of kidney tubules/urine formation is controlled by:

The most abundant protein in the human body is:

Which one of the following digestive juices has the minimum pH

How much oxygen is transported by one gram of haemoglobin in blood?

Fat soluble vitamins are:

Endoenzymes act at:

The mechanism by which bacterial DNA is transferred into another bacterial cell through a phage is known as:

Plasmids occur in:

The causative agent of tuberculosis is:

Broad spectrum antibiotics are produced by:

The first clonal animal of the world is:

Restriction enzymes may be used for:

Transgenic oraganisms are produced by:

The best method to protect genetic resource is:

Clonal cell lines can be obtained by:

The eloctron microscope is made up of:

Give the correct order of the procedures listed below, to prepare a specimen for microscopic examination:

The process by which amount of DNA, RNA and protien can be known at a time is:

The hormone which causes growth of body is secreted by:

Scanning electron microscope (SEM) is primarily used by:

Hyposecretion of neurohypophysis causes:

Which pair of hormones acts as synergistic hormones?

Who first isolated and crystallized thyroxine?

Cretinism is due to less secretion of :

Living cells can be studied by :

The statements true about viruses is :