Answer:
Storage proteins serve as biological reserves of metal ions and amino acids, used by organisms. They are found in plant seeds, egg whites, and milk. Ferritin is an example of a storage protein that stores iron. Iron is a component of heme, which is contained in the transport protein, hemoglobin and in cytochromes.
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Answer:
transporter, or shipper, bearer
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a good site to use is thesaurus when you need to find synonyms
Answer:
520,000,000,000 Nanometers = A
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