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Biology, 28.06.2019 11:30 BreadOfTheBear
First answer gets brainliest use the word bank above to answer these questions 1. the layer of skin that contains nerves and blood vessels is the 2. digestion occurs in the small intestine through the action of enzymes . 3. urea, excess water, and other waste materials are illuminated in a water fluid called 4. can cause infections by injecting their dna or rna into hosts 5.do human immune system produces in response to a vaccine which later can bind to destroy a pathogen if it invades
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