The correct answer should be <span>b. cattle on rangeland
Point source pollution contributors are any pollution contributors that can be pinpointed to a single location, and dispersed cattle on a rangeland is not it. A a paper mill or a feed lot or a slaughter house can easily be pinpointed.</span>
Answer:
the lymphatic sys carries excess fluid and helps fight germs, and returns this fluid to your blood so you don't die.
Plants and other autotrophs make food out of “thin air”—at least, they use carbon dioxide from the air to make food. Most food is made in the process of photosynthesis. This process provides more than 99% of the energy used by living things<span> on Earth. Photosynthesis also supplies</span>Earth's atmosphere<span> with </span>oxygen<span>.
hope it help ;P
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Answer:
They help each other defeat the antigen, The immune system is weaker, and antibodies.
Explanation: