This is fairly simple. For her heart cells to have so much carbon dioxide built up, that means her heart cells weren't recieving enough of an oxygen supply.
Answer:
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's activities.
Explanation:
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Large neutral charged mass,large positively charged mass
<span>radioactive dating is a technique used to date materials such as rocks or carbon, in which trace radioactive impurities were selectively incorporated when they were formed.
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The primitive part of the brain is considered the brain stem, considered part of the cone