Recent questions in Science

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What begins when an oogonium with the diploid number of chromosomes undergoes mitosis?

asked Jan 6 in Science by BettyWalsh4 (2.0k points)

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What begins approximately six weeks after fertilization in an embryo?

asked Jan 6 in Science by HungZ257369 (1.9k points)

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What basic units are neither created nor destroyed during a chemical change, but are instead rearranged?

asked Jan 6 in Science by AdaBethel250 (2.0k points)

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What basic structures of the nervous system innervate the muscles of the respiratory system and are responsible for controlling and regulating pulmonary ventilation?

asked Jan 6 in Science by StarMayo945 (1.8k points)

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What basic structures are the site of all the life functions of an organism?

asked Jan 6 in Science by ErmelindaSey (1.8k points)

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What basic structures are called the building blocks of life and comprise all living things?

asked Jan 6 in Science by RandellGunte (2.1k points)

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What basic structure holds plants upright, bears leaves and other structures, and transports fluids between roots and leaves?

asked Jan 6 in Science by Indira29O642 (1.7k points)

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What basic cell structure is made up of a phospholipid bilayer and two layers of phospholipid molecules?

asked Jan 6 in Science by Mose2866156 (1.6k points)

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What attracts the earth to the sun?

asked Jan 6 in Science by TrenaSee705 (1.7k points)

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What attaches a muscle to a bone?

asked Jan 6 in Science by ShaunBehan45 (2.8k points)

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What atoms make up a water molecule?

asked Jan 6 in Science by FaustinoBon9 (2.0k points)

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What atmospheric layer lies above the highest altitude an airplane can go and below the lowest altitude a spacecraft can orbit?

asked Jan 6 in Science by LoreneQ88420 (1.8k points)

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What asymmetrical organ has four chambers and, in humans, is about the size of a clenched fist?

asked Jan 6 in Science by ForrestPilpe (1.8k points)

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What astronomical phenomenon, formed of split asteroids or planetary rocks, provides clues about our solar system?

asked Jan 6 in Science by Eileen22S142 (1.7k points)

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What astronomical phenomenon is often comprised of remnants of the earliest material that formed in the solar system?

asked Jan 6 in Science by KraigFeldman (2.2k points)

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What aspect of beryllium allows it to absorb x-rays?

asked Jan 6 in Science by OctaviaAbe18 (2.2k points)

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What artificial process involves making an exact copy of a gene?

asked Jan 6 in Science by GlenCaringto (2.1k points)

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What arteries carry oxygen-poor blood away from the heart to the lungs?

asked Jan 6 in Science by KatriceS6445 (1.7k points)

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What areas of the planet are most birds native to?

asked Jan 6 in Science by MatthewStore (1.3k points)

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What area beneath the earth's surface do magma collects?

asked Jan 6 in Science by MeaganAddis6 (1.8k points)

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