Quiz
Passive Transport and Active Transport
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Perguntas do quiz (15)
1A carbon dioxide molecule moves down the concentration gradient to a lower concentration. What is this an example of?
- AOsmosis
- BPassive transport
- CActive transport
- DFacilitated transport
2Which factor does NOT affect the rate of diffusion?
- ATemperature
- BElectrical currents
- CMolecular size
- DAquaporins
3A cell is put into a hypotonic solution of sodium chloride. What is most likely to happen to the cell?
- AIt will swell due to intake of water
- BIt will shrink due to loss of turgor pressure
- CIt will shrink due to loss of water
- DIt will become isotonic
4A drop of food coloring is placed in a bowl of water. The food coloring and water molecules both move toward the lower concentration, and eventually dissolve. Which variable in this testing would be the solute?
- AThe amount of water
- BThe water molecules
- CThe food coloring
- DThe dissolved product
5Vesicles form around blood cells to help ingest substances because they are too small to do it on their own. What is the term for this?
- APhagocytosis
- BExocytosis
- CReceptor mediated endocytosis
- DPinocytosis
6The sodium potassium pump is active in all animal cells.
- AVerdadeiro
- BFalso
7Which of the following describes the solution labeled C?
- AHypertonic
- BIsotonic
- COsmotic
- DHypotonic
8Osmosis is the diffusion of water across a differentially permeable membrane due to temperature differences
- AVerdadeiro
- BFalso
9The plasmodesmata can only be found in plant cells.
- AVerdadeiro
- BFalso
10What best explains the rapid passage of glucose across the plasma membrane?
- AFacilitated transport
- BDiffusion
- CActive transport
- DNone of the Above
11In the laboratory, cells are normally placed in a(n) [blank_start]isotonic[blank_end] solution.
- Aisotonic
12In animal cells, shriveling of the cell due to water leavin the cell when the environment is hypertonic is called [blank_start]crenation[blank_end].
- Acrenation
13Facilitated transport is a form of [blank_start]passive[blank_end] transport.
- Apassive
14In a [blank_start]hypotonic[blank_end] solution, vacuoles fill with water, turgor pressure develops, and chloroplasts are seen next to the cell wall.
- Ahypotonic
15[blank_start]Carrier proteins[blank_end] and an expenditure of energy are needed to transport molecules against their concentration gradient.
- ACarrier proteins
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- AP bio
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- lalalove375
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- English
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