PTELook at the text below. In 35 seconds, you must read this text aloud as naturally and clearly as possible. You have 35 seconds to read aloud.

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Beginning in 35 seconds.

Biology is the natural science that studies life and living organisms, including their physical structure, chemical processes, physiological mechanisms and evolution. Certain unifying concepts consolidate it into a single and coherent field that recognizes genes as the basic unit of heredity, and evolution as the engine that propels the creation and extinction.

PTERead Aloud: #446

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