Describe how a human muscle is organized. how does the structure of the muscle reflect the function?

Nucleic acid certain protein cell membranes certain carbohydrates

9. the history of life on earth is recorded in

What causes eclipses? check all that apply. earth's rotation on its axis moon's shadow covering the sun earth's shadow covering the moon earth's orbit and moon's orbit occasionally aligning the moon and sun's gravity pulling in the same direction