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Tuberculosis
Tuberculosis (commonly shortened to TB) is an infection caused by the bacterium Mycobacterium tuberculosis, which most commonly affects the lungs (pulmonary TB. Tuberculosis is one of the most deadly ... > more -
Organogenesis
In animal development, organogenesis is the process by which the ectoderm, endoderm, and mesoderm develop into the internal organs of the organism. The germ layers in organogenesis differ by three ... > more -
Obedience training
Obedience training involves training an animal, most often a dog, to obey basic control commands such as sit, down, and heel. There are almost as many methods of training as there are trainers, but ... > more -
Mixed-breed dog
A mixed-breed dog, also called a mutt (shortened from muttonhead), crossbreed, mongrel, tyke, cur, or random-bred dog, is a dog that is a mixture of two or more breeds, or a descendant of feral or ... > more
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