4. The word "glycolysis" is essential to understanding cellular respiration.

The conversion of glucose to lactate is known as anaerobic glycolysis, since it does not require oxygen. However, it is not true to say that human metabolism (apart from red blood cells) is ever wholly anaerobic.

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explanation:

protein makes up the building blocks of organs, muscles, skin, hormones and pretty much everything that matters in your body.

some choices are:

peanut butter

seeds

eggs

yogurt

meats

fish

so pretty much meat, dairy, nuts, and grains.