Lysosomes arise from:

Why are lysosomes known as 'suicide-bags' of a cell?

What are the consequences of the following conditions?
$(a)$ $A$ cell containing higher water concentration than the surrounding medium.
$(b)$ $A$ cell having lower water concentration than the surrounding medium.
$(c)$ $A$ cell having equal water concentration to its surrounding medium.

State whether the following statement is true or false:
An undefined nuclear region containing only nucleic acids is called a nucleolus.

What will happen if
$(a)$ ribosomes are removed from the cell,
$(b)$ Golgi apparatus is removed from the cell,and
$(c)$ plasma membrane ruptures?

Lysosomes arise from: