What are Isotones ?

What are histones? What are their functions?

What are isotonic,hypertonic and hypotonic solutions.

What are Enzymes ? What are their characteristics (properties)?

Differentiate between Isobars and Isotones with suitable examples.

In the decay process: A overset(- alpha)rarr B overset(-beta)rarr C overset(-beta)rarr D a) A and B are isodiaphers b) A and C are isotones c) A and C are isotopes d) B, C and D are isobars

What is biogas? What are its components ? What is the calorific value of biogas?