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NucleusMitochondriaGolgi ApparatusSmooth endoplasmic reticulum

Osmosis is the movement of water molecules from an area of high concentration to an area of low concentration through a selectively permeable membrane.

The pupil constricts (becomes smaller) to decrease the light entering the eye. This prevents damage to the eye.

A genotype refers to the combination of alleles present that give rise to a certain characteristic.A phenotype refers to the actual physical characteristic as it is seen.An example would be whereby a flow...

Blood will flow between the right and left ventricles. This means that both sides of the heart will contain a mixture of oxygenated and deoxygenated blood. Therefore, the blood sent around the body via th...