Castration cells Altered basophilic cells of the anterior lobe of the pituitary that develop following castration; the body of the cell is occupied by a large vacuole that displaces the nucleus to the periphery, giving the cell a resemblance to a signet ring. Synonym: signet ring cells...
Plants and animals need elements, such as nitrogen, phosphorus, potassium, and magnesium for proper growth and developme..
A typical eukaryotic cell is comprised of cytoplasm with different organelles, such as nucleus, endoplasmic reticulum, G..
The blood sugar level is regulated by two hormones. The mechanism behind this type of negative feedback control is descr..
Plant cells have plastids essential in photosynthesis. They also have an additional layer called cell wall on their cell..
Developmental biology is a biological science that is primarily concerned with how a living thing grows and attains matu..
This tutorial looks at some of the communities in freshwater lentic habitats. For instance, symbiosis occurs in a commun..
