notochord
(Science: embryology) An axial mesodermal tissue found in embryonic stages of all chordates and protochordates, often regressing as maturity is approached. Typically a rod shaped mass of vacuolated cells. It lies immediately below the nerve cord and may provide mechanical strength to the embryo.
notochord (Science: embryology) An axial mesodermal tissue found in embryonic stages of all chordates and protochordates, often regressing as maturity is approached. Typically a rod shaped mass of vacuolated cells. It lies immediately below the nerve cord and may provide mechanical strength to the embryo...
Humans are diploid creatures. This means that for every chromosome in the body, there is another one to match it. Howeve..
Illusions are the perceptions and sensory data obtained from situations in which human error prevents us from seeing the..
Some of the body movements can be controlled at will, others cannot. The body has a motor program, which is the pattern ..
Darwin's Finches are an example of natural selection in action. They are an excellent example of the way species' gene p..
A running water environment offers numerous microhabitats for many types of animals. Similar to plants, animals in lotic..
This tutorial describes the role of gibberellin family in plants. Find out the effects of gibberellin on plant growth an..
