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A specially adapted capillary which connects the hepatic vein to the hepatic portal vein and hepatic artery within the liver lobule.

Insulin is made in the beta cells of the pancreas. They act on receptors on the target cells. This controls the uptake of glucose in the target cells by regulating the inclusion of channel proteins on the ta...

The founder effect occurs when a small number of individuals moves away from the main population, populate a new area, and found a new population. Two notable effects on the genetic profile of a founder popu...

Prophase The chromatin wraps around the histones to become condensed. This is where the chromosomes first become visible. Metaphase The chromosomes line up on the equator of the cell and the spindle starts t...

Starch is insoluble and therefore doesn’t affect the water potential. Starch forms a compact helical structure and therefore large amounts can be stored in a small space.Starch is a large molecule and theref...