What idea did malthus introduce?

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?

What is the most appropriate method of gaining weight (muscle mass)

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?