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There are 4 chambers of the heart; 2 atria (upper chambers) and 2 ventricles (lower chambers). Blood flows from the vein into the atrium, and when the pressure of the atrium is higher than the pressure of...
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...
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 ...
ProphaseThe chromatin wraps around the histones to become condensed. This is where the chromosomes first become visible.MetaphaseThe chromosomes line up on the equator of the cell and the sp...
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