Write the difference between primary cell and secondary cell.

Give the differences between primary and secondary structure of proteins

Give the differences between normal cells and cancer cells.

What is the key difference between primary and secondary sewage treatment ?

Following table summarises the differences between normal cells and cancerous cells. Pick up the wrong difference (s) and select the select the correct option.

Give the difference between primary immune response and secondary immune response.

Write the difference between Rod cells and Cone cells.