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A "Sense of Wonder" report written for Biology. Not extremely detailed, or, even accurate, but yea…
T-cells are a special type of white blood cell called a lymphocyte. T-cells are part of what makes the immune system in the human body function by clearing infections, preventing concurrent reinfections, protect against auto-immune diseases, and deactivate at a specific time.
Information on the importance and functions of the placenta.
Somewhere between the age 50 and 80, microscopic vitreous tissue eventually separates from the back of the retina. If enough of this debris breaks off, it causes a posterior vitreous detachment, characterized by a sudden increase in bug-like spots or "cobwebs" whose shadows are cast on the retina.
What causes drinking? Normally we feel thirsty when our mouths and throats are dry but this is not the whole story.
The small intestine has a big surface area, probably used for absorption of molecules in a very large amount. The surface area for absorption was increase by the folds of the mucosa (membranous lining and the presence of villi).
Modern humans is still evolving. Although many believe that natural selection has stopped, now that almost every person alive long enough to have children, a new study from Massachusetts on population prove that evolution is still ongoing.
How to prevent Diabetes, Cancer, Arthritis and Age Related Diseases and Stay Healthier.
Nerve Impulse, threshold of excitability, neuron, stimuli, threshold of excitability, the neuron transmits or discharges, all or none law.