Carbon is found in the atmosphere mostly as carbon dioxide.
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The white stringy substance surrounding the fish may be one of these many choices. It could be an <span>euglena, amoeba, </span><span>water mold or </span><span>dinoflagellate. All of these are protists with the same white characteristic.</span>
<span>The hyphae, or feeding structures, reach deep into the wood to obtain nutrients.</span>
Answer:
A. Rheumatoid arthritis is characterized by periods of remission and exacerbation
C. Rheumatoid arthritis can cause fatigue and weight loss
Explanation: