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Luda [366]
2 years ago
9

3.4.2 Quiz: Why Are Cells So Small?

Biology
2 answers:
Maslowich2 years ago
8 0

Answer:

cells are so small because it is structural functional unit of an organism which can be only seen through microscope

viva [34]2 years ago
4 0

Answer:

A culture medium provides water, nutrients, and a place for waste products to be removed for a living cell.

Explanation:

Water is important for many cell processes and makes up a majority of the cell. Osmosis is the process of water moving in and out of the cell and is dependent on the concentration of water molecules. The cell membrane is a double layer of phospholipids that allow small molecules like water and gas to pass through but not larger molecules. The cell membrane also has protein channels that allow larger molecules to pass through.

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