Proteins and Amino Acids Quiz
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Questions and Answers

What is the primary function of structural proteins?

  • Providing support for cells and tissues (correct)
  • Transporting molecules within the cell
  • Regulating hormonal activities
  • Catalyzing chemical reactions

Which type of protein includes examples like alpha globulin and hemoglobin?

  • Globular proteins (correct)
  • Keratin
  • Fibrous proteins
  • Myosin

What holds together amino acids into a large macromolecule called a polypeptide?

  • Peptide bond (correct)
  • Amino group
  • Carboxyl group
  • R group

What are the building blocks of proteins?

<p>Amino acids (B)</p> Signup and view all the answers

Which function do enzymes serve in the body?

<p>Increasing the rate of chemical reactions (D)</p> Signup and view all the answers

What are the two major types of proteins mentioned in the text?

<p>Globular proteins and fibrous proteins (B)</p> Signup and view all the answers

What is the primary function of storage proteins?

<p>Store amino acids for future use (D)</p> Signup and view all the answers

What is the main function of receptor proteins?

<p>Receive chemical signals from outside a cell (C)</p> Signup and view all the answers

What is the difference between DNA and RNA?

<p>DNA has thymine while RNA has uracil as one of its bases (B)</p> Signup and view all the answers

What is the cause of Down Syndrome?

<p>An additional copy of chromosome 21 (D)</p> Signup and view all the answers

What is the structure of ATP?

<p>Adenine base, ribose sugar, and three phosphate groups (D)</p> Signup and view all the answers

What is the process by which green plants convert light energy into chemical energy?

<p>Photosynthesis (B)</p> Signup and view all the answers

What are Chargaff's rules related to DNA?

<p>Relative amounts of adenine and thymine are equal (D)</p> Signup and view all the answers

What is the role of proteins in defense?

<p>[Proteins] form antibodies to prevent infection (A)</p> Signup and view all the answers

What is the role of proteins in hormone production?

<p>[Proteins] are involved in the creation of some hormones (C)</p> Signup and view all the answers

What are the stages of the cell cycle?

<p>G1, S, G2, M, Cytokinesis (C)</p> Signup and view all the answers

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