Botulism
Botulism is a very dangerous infectious disease, which is caused by food contaminated with Clostridium botulinum , a harmful bacterium that secrets …
Botulism is a very dangerous infectious disease, which is caused by food contaminated with Clostridium botulinum , a harmful bacterium that secrets …
A killer whale ( Orcinus orca ) is a marine mammal of the family Delphinidae (oceanic dolphin). Also known as orca , it is a highly predatory black-…
The coronary circulation is the circulatory system of the heart which allows the blood supply to the cardiac muscle and endocardium. The oxygen-rich…
Kwashiorkor is a severe case of malnutrition in children, in which there is extreme protein deficiency. It occurs in infants after weaning, when the…
Myoglobin is a globular, iron-containing protein that stores molecular oxygen in muscles and delivers it to the oxidative cell systems. Structurally…
Hemoglobin is the oxygen-carrying molecule of the red blood cells of vertebrates. This protein represents more than 95% of the solid constituents of…
The pyramidal tract is a pathway of cortical efferent fibers composed of billions of myelinated axons which arise from pyramidal neurons (Betz cells…