in an out keep living
Diffusion and Osmosis
Diffusion and Osmosis
osmosis and diffusion
1) A roof over their heads 2) Unconditional love
the two main things need to survive is raw materials and a place to live
the most important two things we need are water and sun, we need water to live
All cells need oxygen and nutrients to carry out their activities and that is what blood delivers.
Without a doubt it is diffusion and osmosis....
You need water, oxygen, and food. No light is required. But you do need the circulatory system to remove the wastes from the cells.
Food and water. You really need 3 things at least. Nutrients (food), water and oxygen.
Body cells need oxygen and glucose for respiration. Oxygen is carried by red blood cells in the bloodstream, while glucose is carried as blood sugar in the bloodstream. Both oxygen and glucose enter cells through their respective transporters: oxygen enters through respiratory membranes, and glucose enters through glucose transporters in the cell membrane.
Mucus and dust are two things that are trapped and swallowed at the back of the throat by cilia cells.