Explain how timing is crucial in the reunion of penguin couples.

there's the proffessional site that will you.

photosynthesis makes the glucose that is used in cellular respiration to make atp. the glucose is then turned back into carbon dioxide, which is used in photosynthesis. while water is broken down to form oxygen during photosynthesis, in cellular respiration oxygen is combined with hydrogen to form water.

it's diluted or concentrated

in a diluted solution, you can add a lot more solute but in concentrated only a little more can be added

gag reflex, poor dentition, gum retraction

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