Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Q: Question: Where do most biochemical reactions take place? Answer: within cells

A: Most biochemical reactions take place within cells. Cells are the microscopic building blocks of organisms.
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Q: Question: What type of joint are ball-and-socket, hinge, and pivot examples of? Answer: movable

A: Joints may be immovable, partly movable, or movable. Types of movable joints include ball-and-socket, hinge, and pivot joints.
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Q: Question: A mass suspended by a wire is a simple type of what and undergoes simple harmonic motion for amplitudes less than about 15 degrees? Answer: pendulum

A:
16.4 The Simple Pendulum A mass m suspended by a wire of length L is a simple pendulum and undergoes simple harmonic motion for amplitudes less than about 15. The period of a simple pendulum is.
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