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- 1. Multiple ChoiceBuilding blocks of proteins areSimple sugarsAmino acidsMonosaccharidesPolysaccharides
- 2. Multiple ChoiceTwo structures present in plant cells but NOT animal cells are:Chloroplasts and centriolesChloroplasts and cell wallChloroplasts and cell membraneChloroplasts and ribosomes
- 3. Multiple ChoiceControls what goes in and out of the cellCell membraneCell wallChloroplastsNucleus
- 4. Multiple ChoiceOne of the main difference between prokaryotic and eukaryotic cells is that -eukaryotic cells have a nucleuseukaryotic cells have a smaller cell nucleusprokaryotic cells do not have a plasma membraneprokaryotic cells are always much larger
- 5. Multiple ChoiceThe process of photosynthesis converts which type of energy to chemical energy?heatkineticpotentiallight
- 6. Multiple ChoiceWhat is true about enzymes?They act on nonspecific, randomly chosen substrates.After a reaction, they cannot be reused.They can speed up metabolic processes in the body.They cannot change shape.
- 7. Multiple ChoiceThe organelle that provides energy for the cell and acts like the "power house" is theNucleusLysosomeGolgi bodiesMitochondria
- 8. Multiple ChoiceWhat makes a water molecule polar?Water has the ability to be frozen.A water molecule has a slight opposing charge on each endA water molecule is made up of three atoms.The pH of pure water varies with the temperature.
- 9. Multiple ChoiceCarbon can only for triple bondsMaybeTrueFalseI don't know
- 10. Multiple ChoiceNeutral solutions have a pH of ______________?4.57621
- 11. Multiple ChoiceWhich movement of substances through a cell membrane against a concentration gradient requires energy?OsmosisFacilitated diffusionActive transportExocytosis
- 12. Multiple ChoiceThe building blocks of carbohydrates areMonosaccharidesCarbohydratesProteinsNucleic Acids
- 13. Multiple ChoiceAt what point in the process of diffusion is dynamic equilibrium reached?when the movement of the molecules stops being randomwhen the molecules are mixed and stop movingwhen the rate of change in the solution slows by one halfwhen the rate of change in the solution slows by one half
- 14. Multiple ChoiceWhich of the following is true about chemical bonding?Breaking bonds releases energy, requires water, and is known as hydrolysis.Breaking bonds stores energy, releases water, and is known as hydrolysis.Building bonds requires Carbon Dioxide and releases hydrogen and is known as combustion.Building bonds releases Oxygen, requires Carbon, and is known as hydrolysis.
- 15. Multiple ChoiceAn ionic bond is formed when two atoms share electronsTrueFalseMaybeWho knows?
- 16. Multiple ChoiceWhich organelle converts sugars into energy?lysosomenucleusmitochondrionribosome
- 17. Multiple ChoiceA flu virus could easily infect a cell without the presence ofmitochondrialysosomeslocomotionSolutes
- 18. Multiple ChoiceWhich English Scientist coined the term "cell"?VirchowScheidenHookeSchwann
- 19. Multiple ChoiceWhich class of macromolecules store and communicate genetic information?nucleic acidscarbohydrateslipidsproteins
- 20. Multiple ChoiceWhich cell organelle contains coded directions for production of proteins?endoplasmic reticulumlysosomenucleusGolgi apparatus
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