Polypeptide chains consist of long chains of amino acids. They are formed together by peptide bonds.
Answer: 8.91 C
Explanation: Mass divided by volume
<span>They are the sites of reactions that convert solar energy into chemical energy.
</span><span>They have membranous sacs called thylakoids that are surrounded by a fluid called stroma.
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<span>They contain the green pigment chlorophyll.</span>
you haven't added a picture
Explanation:
But if you can describe the picture I can answer it
Answer:
wood is not attracted to her magnet