Zusammenfassung der Ressource
Frage 1
Frage
The following is a list of several levels of organization that make up the human body:
1. tissue
2. cell
3. organ
4. molecule
5. organism
6. organ system
The correct order from the smallest to the largest is:
Antworten
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2, 4, 1, 3, 6, 5
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4, 2, 1, 6, 3, 5
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4, 2, 1, 3, 6, 5
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4, 2, 3, 1, 6, 5
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6, 4, 5, 2, 3, 1
Frage 2
Frage
Which of the following is a buffer zone between the outside world and most of the cells of the body?
Frage 3
Frage
Homeostasis is the ability of the body to
Antworten
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prevent the external environment from changing
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prevent the internal environment from changing
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quickly restore changed conditions to normal
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ignore external stimuli to remain in a state of rest
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prevent excessive blood loss
Frage 4
Frage
Cells regulate their level of activity by regulating the amount of proteins present in the cell at any given time, so an up regulating of enzymes would be expected to
Antworten
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increase the level of productivity of chemical reactions that rely on them
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decrease the level of productivity of chemical reactions that rely on them
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increase the rate of reactions catalyzed by the enzymes
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decrease the rate of reactions catalyzed by the enzymes
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both decrease the level of productivity of chemical reactions that rely on them and decrease the rate of reactions catalyzed by the enzmyes