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Biology Exam Review: Atomic Structure, Bonding, and Macromolecules

Prepare for your biology exam with this comprehensive review covering atomic components, bonding types, macromolecule classifications, and key biochemical processes.

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Biology Exam Review: Atomic Structure, Bonding, and Macromolecules

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  1. Biology Exam Review

  2. Subject 1 Subject 2 Subject 3 Subject 4 Subject 5 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500

  3. Subject 1 – 100 How many kinds of atoms is an element made of? one

  4. Subject 1 - 200 What is the name of an atom that has a charge? Ion

  5. Subject 1 - 300 Which dissolves better in water – polar or nonpolar molecules? Polar

  6. Subject 1 - 400 When two atoms share electrons, what type of bond is it? Covalent

  7. Subject 1 - 500 What is the amount of energy necessary to cause a chemical reaction to start called? Activation Energy

  8. Subject 2 - 100 What are atoms composed of? Electrons, neutrons, protons

  9. Subject 2 - 200 Where are electrons located in an atom? Space outside the nucleus

  10. Subject 2 - 300 Why do oil and water not mix? Water is polar and oil is nonpolar

  11. Subject 2 - 400 What type of macromolecule is sugar? Carbohydrate

  12. Subject 2 - 500 What type of macromolecule has long chains of amino acids? Proteins

  13. Subject 3 – 100 What are the two types of nucleic acids? DNA and RNA

  14. Subject 3 - 200 What type of bonds hold together the two strands of DNA? Hydrogen Bonds

  15. Subject 3 - 300 What is the molecule on which an enzyme acts called? Substrate

  16. Subject 3 - 400 What part of an enzyme does a substrate bind to? Active Site

  17. Subject 3 - 500 What does amylase break down starch into? Glucose

  18. Subject 4 - 100 What two parts of an atom are found in the nucleus? Protons, Neutrons

  19. Subject 4 - 200 What type of macromolecule makes up cell membranes? Lipids

  20. Subject 4 - 300 What does the valence number represent? The number of electrons in the outer most electron ring

  21. Subject 4 - 400 What does the atomic number represent? The number of protons

  22. Subject 4 - 500 Where is hereditary information stored? DNA

  23. Subject 5 - 100 What type of macromolecule are enzymes? Protein

  24. Subject 5 - 200 What is the function of carbohydrates? Energy storage

  25. Subject 5 - 300 What element do all organic compounds contain? Carbon

  26. Subject 5 - 400 What is the name of the attraction that causes water and other liquids to form drops? Cohesion

  27. Subject 5 - 500 What does the mass number of an element represent Neutrons + Protons

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