Calvin cycle consist of three phase. What are they? Explain the significance of each of them.

What are the significance of nitrogen cycle ?

What is the significance of oxygen cycle.

Unambiguous, universal and degenerate are some of the terms used for the genetic code. Explain the salient features of each one of them.

What are Carbogen and smelling salt? Give one use of each of them.

A particular amount of an ideal gas participates in a reversible process as given in the figure. What type of process is this ? Explain the changes in each step.

Rs, 16820 is divided among two brothers aged 27 years and 25 years. They invest their money at 5% compound interest in such a way that each of them will get equal amount of money at the age of 40 years. What are the share of each of them out of Rs. 16,820?

Describe the sequence of the reactions of krebs cycle. What are the significance of krebs cycle?

How are alleles of particular gene differ from each other? Explain its significance.

if a spring of force constant K is cut into three equal parts then what is the force constant of each part?

What are the events of cardiac cycle, briefly explain them.