Which ion builds up inside the membranes of the chloroplast?

The innermost matrix of chloroplasts, called the stroma, contains metabolic enzymes and multiple copies of the chloroplast genome. Chloroplasts also have a third internal membrane called the thylakoid membrane, which is extensively folded and appears as stacks of flattened disks in electron micrographs.

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b. read the phase at the intersection of any given temperature and pressure.

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