Crypt
(Science: pathology) deep pit that protrudes down into the connective tissue surrounding the small intestine. The epithelium at the base of the crypt is the site of stem cell proliferation and the differentiated cells move upwards and are shed 3-5 days later at the tips of the villi.
Myelin sheath is essential for a faster conductivity of signals. Know more about this feature of some neurons in the Cen..
This tutorial elucidates body temperature regulation. Know the details here to learn how the body sets the body temperat..
The gastrointestinal system breaks down particles of ingested food into molecular forms by enzymes through digestion and..
Homeostasis is essential to maintain conditions within the tolerable limits. Otherwise, the body will fail to function p..
One of Mendel’s law of inheritance is the “law of dominance”. Read this tutorial to know more about this form of i..
Meet some of New Zealand's unique fauna, including endemic insects, frogs, reptiles, birds, and mammals, and investigate..