Biology Study Set 14
Quiz 4 :
Organization of the Cell
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Q19 Q19 Q19
In the classic experiments by Bracht and Hammerling, the nucleus of Acetabularia was removed, the cap was cut off, a nucleus of a different species was inserted, and the cap was allowed to regenerate.The new cap was then removed.After the second regeneration, the cap was observed, and the following conclusion was made:
Q46 Q46 Q46
As a result of testing an experimental drip on a vertebrate cell, you notice that the cell cortex becomes more fluid, and although the cell remains strong, it loses its ability to move.Based on this evidence, you correctly conclude that the drug most directly affected:
Q68 Q68 Q68
For the following medical conditions, describe the likely cellular organelle or structure that has been affected in such a way as to cause the condition (note: There may be more than one organelle or structure involved): A. The sperm of a man cannot swim, thus rendering him infertile. B. A child experiences kidney failure due to Fabry's disease where the cells lining the inside of the kidney tubule accumulate abnormally large amounts of glycolipids that are usually degraded by enzymes. C. A person dies within minutes after ingesting cyanide because ATP is no longer being synthesized.