Extinction DIF; Having no more existing or living members
Answer: 1. Cancer 2. Blood virus 3. heart problems
Explanation:
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srry if I am wrong
Answer:Petroleum, also called crude oil, is a fossil fuel. Like coal and natural gas, petroleum was formed from the remains of ancient marine organisms, such as plants, algae, and bacteria. Over millions of years of intense heat and pressure, these organic remains (fossils) transformed into carbon-rich substances we rely on as raw materials for fuel and a wide variety of products.
Explanation:
The answer might be gene pool?
A makeshift increment in the squirrel proliferation rate.