The respiratory system is responsible for breathing, which is the controlled movement of air in and out of the body (ventilation). It also moves oxygen and carbon dioxide into and out of the ...
Seasonally developed reproductive organs and a strategy of laying fertilized eggs for external embryo development are key adaptations that allow birds to avoid carrying the weight of developed testes ...
(MENAFN- GlobeNewsWire - Nasdaq) WEDEL, Germany, Nov. 07, 2024 (GLOBE NEWSWIRE) -- Testing new substances in animals is a regulatory cornerstone of drug development. At the same time, the ...