Lots of things are needed for the muscle cell to work. For contraction to take place, actin and myosin interact with each other, Sodium and Potassium ions are exchanged across the cell membrane, and calcium is also required.
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Diffusion and Osmosis
osmosis and diffusion
Living things can grow, reproduce, consume energy, and respond to stimuli, while nonliving things do not exhibit these characteristics. Living things have cells and follow biological processes, whereas nonliving things do not have cells or biological processes.
During cellular respiration, animal cells convert glucose and oxygen into energy in the form of adenosine triphosphate (ATP).
cloroplast and vaculoe