nictitating membrane A transparent fold of skin lying deep to the other eyelids at the mesial side, which may be drawn over the front of the eyeball. It is the so-called third eyelid, found in reptiles and birds generally and in many mammals...
Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..
Gregor Mendel, an Austrian monk, is most famous in this field for his study of the phenotype of pea plants, including ..
Lymphocytes are a type of white blood cell capable of producing a specific immune response to unique antigens. In thi..
It only takes one biological cell to create an organism. A single cell is able to keep itself functional through its 'mi..
Genes are expressed through the process of protein synthesis. This elaborate tutorial provides an in-depth review of the..
Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are m..
