That would be a covalent bond
hope i helped hun
Dosvedonya:)
Magnetic reversals C. PROVIDE STRONG EVIDENCE FOR SEAFLOOR SPREADING.
Magnetic reversal is evident when the <span>change in the Earth's magnetic </span><span>field results in the magnetic </span><span>north being aligned with the geographic south, and the magnetic </span><span>south being aligned with the geographic north. It is also called geomagnetic reversal</span><span>.</span>
Magnetic reversals can occur in less than 100 years. It led to extinction events during the pre-historic times. Because the magnetic field is rapidly weakening, magnetic reversal may cause biblical floods.
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Having HIV/AIDS weakens your body's immune system. It destroys the white blood cells that fight infection. This puts you at risk for opportunistic infections (OIs). OIs are serious infections that take advantage of your weak immune system.
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The correct answer is option B) "is the worst oil spill in US history, causing damage to marine and coastal ecosystems".
Explanation:
The explosion on the Deepwater Horizon/BP MC252 drilling platform in the Gulf of Mexico on April 20, 2010, cause the lost of 11 workers and cause major damage of the environment. This disaster is considered the worst oil spill in US history, causing damage to marine and coastal ecosystems. About 4.9 million barrels of crude oil were spilled, which makes it the largest marine oil spill in US history.
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Gas exchange takes place in the millions of alveoli in the lungs and the capillaries that envelop them. As shown below, inhaled oxygen moves from the alveoli to the blood in the capillaries, and carbon dioxide moves from the blood in the capillaries to the air in the alveoli.
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