They appear to be green because of the chloroplast in the cells.
By performing controlled experiment that are tested by gathering more data based on observations
Answer:
starch
Explanation:
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Answer:
Channel protein.
Explanation:
Channel protein have gate that opens and close which allow the passage of polar substance or ions to move to permeable membrane of the cell by diffusion. They are water filled and allow the movementof charged molecules inside and outside the cell membrane i.e polar molecules move through non polar bilayer of the cell membrane.
The planets in our solar system orbit the sun because of its large gravitational force just like how the moon orbits earth
