Nuclear Membrane Definition Known also as the nuclear envelope, the nuclear membrane separates the nucleus from the rest of the cell. Cells of both animals and plants contain it. Cells build proteins, convert molecules into energy, and remove waste products. Cells protect their genetic material from chemical reactions taking place outside their nucleus by using … Read more
Abdominal Cavity Definition The abdominal cavity is a large cavity found in the torso of mammals between the thoracic cavity, which it is separated from by the thoracic diaphragm, and the pelvic cavity. A protective layer that is called the peritoneum, which plays a role in immunity, supporting organs, and fat storage, lines the abdominal … Read more
An organism’s genetic makeup is called its genotype, and its observable traits are called its phenotype. An individual’s appearance is determined by their DNA. Gregor Mendel’s experiments with true-breeding yellow and green pea plants (P1) provide a great example of this concept. Yellow and green are the phenotypes of these plants. Whenever Mendel crossed these … Read more
Prone Position Definition The prone position is an anatomical term used to describe an organism with its ventral side against the ground. For humans and similar animals, this means laying on their stomach. It also means that the limbs are not extended and that the organism is not standing or sitting. Prone Position Explained Prone … Read more