The physical basis of life is known as .......

Which of the following structures occupies the largest volume in a cell?

The jelly-like substance present inside the cell is known as:

The largest egg is of

The substance which makes up about $80\%$ of cytoplasm and has a unique structure is:

Assertion : Cytoplasm is the main arena of cellular activity in both plant and animal cells.
Reason : Various chemical reactions occur in cytoplasm to keep the cell in the living state.