이아영의 단원 Biochemistry Test

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1、학번?
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2、이름?
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3、Which of the following claims about the difference between prokaryotic and eukaryotic cells are wrong?
(A) Prokaryotic cells’ ribosomes are very small, and eukaryotic cells’ ribosomes are larger.
(B) Prokaryotic cells’ cytoskeleton are absent, but eukaryotic cells’ cytoskeleton present.
(C) Prokaryotic cells are very small, and eukaryotic cells are larger.
(D) Prokaryotic cells’ metabolism is aerobic, while eukaryotic cells’ metabolism is anaerobic.
4、Which of the following can not dissolove in the lipid bilayer?
(A) hydrocarbons
(B) ions
(C) oxygen
(D) carbon dioxide
5、Choose the right explanation about simple and facilitated diffusion.
(A) Both simple and facilitated diffusion involve protein channels.
(B) Simple diffusion involves protein channels
(C) Facilitated diffusion does not involve protein channels.
(D) Simple diffusion does not involve protein channels, but facilitated diffusion does.
6、The picture is explaining the cell in a hypertonic solution. The concentration of solute in the beaker is greater than the concentration of solute in the cell.
Which is the correct explanation?
(A) Water diffuses in and out, but there is no net change in the size of the cell.
(B) Water will flow into the cell, causing the cell to swell or burst.
(C) Water will flow out of the cell because water flows from low concentration of water to high concentration of water
(D) Water will flow out of the cell because water flows from high concentration of water to low concentration of water
7、These organelles are sacs of hydrolytic (digestive) enzymes surrounded by a single membrane. They are the principal site of intracellular digestion. What are these organelles?
(A) Vacuoles
(B) Lysosomes
(C) Golgi Apparatus
(D) Nucleus
9, Feedback
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