In nostoc, hormogonia are formed during

Diffusion of carbon dioxide(CO2) gas takes place at points X and Y because partial pressure of CO2 gas is

CO2+ 2H2S → (CH2O)n+ H2O+ 2S In which type of bacteria does the above reaction take place?

Which of the following CORRECTLY identifies factors X, Y and Z?

‘Moist heat causes coagulation of proteins and kills microbes.’ The above statement highlights the mode of action of

Water molecules are attracted to the walls of cell wall which helps them to move upward in the stem. This is called

The diagram shows blue-green algae. The structural feature visible in the diagram is

The heart of a fish acts as ‘single circuit’ where the blood from gills flows to

In fresh water ciliates the regulation of water is controlled through

Which of the following is FALSE about platelets?