Cell Structure and Compartments
In which of the following cell organelles, it is expected to find the biochemical reactions that harness energy from the breakdown of sugar molecules to synthesize large amounts of ATP?

Vesicles
Lysosome
Plasma membrane
Mitochondria

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Cell Structure and Compartments
Which of the following statements about prokaryotes is false?

Prokaryotic cells concentrate important materials for the cells survival
Prokaryotic cells are much smaller than most eukaryotic cells
Ancient prokaryotes may have given rise to some eukaryotic organelles
The substance known as cytosol is found within the bacterial nucleus

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Cell Structure and Compartments
Microtubules, motor proteins, and actin filaments are all part of

the mechanism of photosynthesis that occurs in chloroplasts
the cytoskeleton of eukaryotic cells
the process that moves small molecules across cell membranes
the rough ER (endoplasmic reticulum) in prokaryotic cells

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Cell Structure and Compartments
Eukaryotic cells are more efficient than prokaryotes because their internal compartmentalization

allows for specialization through the subdivision of particular tasks
makes each compartment nutritionally independent of all others
reduces overall cell size
allows for specialization through merging of different tasks

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