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
Mitochondria
Plasma membrane
Lysosome

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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
The substance known as cytosol is found within the bacterial nucleus
Ancient prokaryotes may have given rise to some eukaryotic organelles

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

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

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Cell Structure and Compartments
Lysosomes are specialized vesicles in __________ that contain digestive enzymes for the breakdown of food. A related organalle known as a vacuole, which is found in __________ , also contains enzymes but in addition may act as a storage organelle for nutrients or water.

plants; animals and fungi
animals and plants; fungi
plants and fungi; animals
animals; plants and fungi

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Cell Structure and Compartments
According to the fluid mosaic model of cell membranes,

the membrane is a highly mobile mixture of phospholipids and proteins
the unique properties of cell types are determined by their phospholipids
the most common type of molecules in the membrane are proteins
basic membrane structure results from how the proteins interact with water

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