Spindle fibers are microtubules that evenly divide the chromosomes during cell division or mitosis.
Arteries are the blood vessels that carry blood away from the heart. Veins are the blood vessels that carry blood back to the heart.
CFCs... Acronym for Chloro-Fluoro-Carbons
Answer:
B. Nuclear power does not directly produce greenhouse gases or air pollutants,
while combustion produces both.
Explanation:
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Plastics remain in the ocean environment because of their stability and resistance to degradation or biological processing. they do break up into smaller pieces either mechanically or by the action of ultraviolet light (UV).
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The process of polymer (plastic) degradation by light is called photodegradation. Natural degradation of plastic begins with photodegradation, which then leads to thermooxidative degradation. UV provides the activation energy required to initiate the incorporation of O2 atoms into the polymer.</span>