Explain how the primary, secondary, tertiary, and quaternary structures of proteins differ?

Explain how the primary, secondary, tertiary, and quaternary structures of proteins differ? Give an example of a protein and its function.Part B) Describe three cell structures and their functions. What do you think would occur if the cell did not have these structures?
GuidelinesYour initial response should be at least 300 words in length, reflecting on the prompt above. Answer all parts clearly and completely, in a single post.You may use external resources (books, internet, etc.) to assist you in your responses.Use of other student’s submissions, copy/pasting, or other forms of plagiarism are not allowed (zero points will be given). I will grade the last submission before the due date.It should contain proper grammar, be free of spelling errors, and reflect critical thinking.