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Explanation: How did life begin answer

One of the leading theories is that life emerged from chemical processes in Earth's early ocean. Simple chemical precursors, such as water, carbon, and hydrogen, mixed and mingled until they formed complex polymers like DNA, RNA, and protein—the building blocks of life.

Are we alone in the universe answer

This question has plagued humankind since time immemorial. And yet, we still don't have a conclusive answer. Despite our incredible technological advancements, we have never received a credible radio signal from, or even the teeniest trace of, extraterrestrial life beyond Earth

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Explanation:

1 ineral-laden water emerging from a hydrothermal vent on the Niua underwater volcano in the Lau Basin, southwest Pacific Ocean.The microorganisms that live near such plumes have led some scientists to suggest them as the birthplaces of Earth's first life

2 Observations from the ground and from space have confirmed thousands of planets beyond our solar system. Our galaxy likely holds trillions. But so far, we have no evidence of life beyond Earth.