Answer:The primary cause of global warming is human activity that releases carbon into the Tropical deforestation, also by human hands, is another major contributor. sources, and how much comes from burning coal, oil and gas (called fossil fuels). shift of plant and animal ranges; Decline of some plant and animal species.
Explanation:
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The organs of the urinary system are organs of excretion—they ... filter the blood to remove metabolic wastes and then modify the resulting fluid, which al- ... But in the kidneys, we find an unusual capillary bed that is both...
Answer:Exocrine glands are glands that secrete substances onto an epithelial surface by way of a duct.
