Anatomy and Physiology Study Set 1

Biology

Quiz 3 :

Cells

Quiz 3 :

Cells

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The basic framework of a cell membrane is a triple layer of lipid molecules.
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True False
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False

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The genetic material (DNA) is the component of the cell that carries hereditary information.
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True False
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True

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A lysosome is an example of a cellular organelle.
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True False
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True

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Mitochondria manufacture proteins.
True False
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In anaphase of mitosis, centromeres and duplicated parts of chromosomes separate.
True False
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A cell that secretes abundant proteins, such as a cell in the pancreas secreting insulin, would have extra nuclei.
True False
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A structure that transports secretions from the rough ER to the Golgi apparatus is a vesicle.
True False
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The Golgi apparatus contains DNA.
True False
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An organelle that is a fluid-filled sac with inner partitions studded with enzymes is a mitochondrion.
True False
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Interphase is a "time out" in the cell cycle, when the cell rests its synthetic activities.
True False
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In osmosis, water diffuses down its concentration gradient.
True False
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A bone cell and a nerve cell have the same genetic information.
True False
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The movement of molecules from an area of low concentration to an area of high concentration is called diffusion.
True False
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A microfilament is made of tiny rods of actin protein.
True False
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Too infrequent cell division can lead to cancer, whereas too frequent cell division can delay wound healing.
True False
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During the metaphase of mitosis, chromosomes line up between the two centrioles.
True False
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Specialized structures within cells are called organelles.
True False
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A neuron and an astrocyte can descend from the same progenitor cell.
True False
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In terms of cell lineages, a blood cell is more closely related to a bone cell than to a skin cell.
True False
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The three-dimensional form of a cell affects its ability to perform its function.
True False
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