<span>Proteins are large bio-molecules that contains
one or more long chains of amino acid remains. Its source is meat, poultry, seafood
and such; the amount of protein that is recommended for the endurance of
athletes on a relative basic is 1.2-1.4 grams per day.</span>
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Hi how are you doing today Jasmine
Answer:
4. all of the above
Explanation:
all of these are correct so...all of the above
That they are <span>caused by microorganisms.</span>