Answer:
Difference Between Endangered Species and Threatened Species. ... what are the other causes apart from humans that can drive an entire species to ... When a species exist no longer, it is considered as extinct.
Answer: When the weather is hot or your body temperature rises due to exercise or fever, sweat is released through ducts in your skin. It moistens the surface of your body and cools you down as it evaporates.
Explanation:
pls give brainlyest thx.
They form memory cells in which those cells remember the same pathogen for faster antibody production, in aid of future infections.
