List of top Biology Questions

Which is the first step in PCR cycle

In DNA 20% bases are adenine. What percentage of bases are pyrimidines?

Which of the following is uricotelic

Typhoid is caused by :

Hypothalamus can regulate

Coacervates were discovered by

Atlas is

Choose the correct regarding antibodies

Which of the following is not considered as a secondary messenger

Length of the spinal cord is

Level of progesterone is highest

Which embryonic layer is responsible for gaseous exchange

Flame cells are present in

Taut form of Haemoglobin is favoured by

Choose incorrect statement

Reduced coelom is found in

Band 3 protein in RBC has the function of

Traditional anesthesia is obtained from

Number of chromosomes present in secondary spermatocyte is

Dark reaction-

Which one of the labelled part utilizes fructose as a source of energy:

Among the following choose the correct epimers :

What it is called when thousands of aquatic species are killed over a wide range in sea.

Hardest substance in plant kingdom is

Choose correct option for larva of housefly