3569195
Descripción
Test por georgia_rae, actualizado hace más de 1 año
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Creado por georgia_rae
hace casi 9 años
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Pregunta 1
Pregunta
what are the types of passive transport?
Respuesta
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Diffusion
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facilitated diffusion
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active transport
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osmosis
Pregunta 2
Pregunta
what movement of particles is diffusion?
Respuesta
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movement from an area of high concentration to an area of low concentration
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movement from an area of low concentration to an area of high concentration
Pregunta 3
Pregunta
Passive transport means energy is required
Respuesta
- True
- False
Pregunta 4
Pregunta
Whats the difference between diffusion and facilitated diffusion?
Respuesta
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theres no difference
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facilitated diffusion uses carrier proteins
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facilitated diffusion requires energy
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diffusion is through a semi-permeable membrane and facilitated diffusion is through a permeable membrane
Pregunta 5
Pregunta
Active transport is the movement of particles from an area of low concentration to an area of high concentration
Respuesta
- True
- False
Pregunta 6
Pregunta
what factors affect diffusion
Respuesta
-
concentration gradient, (difference between the two regions)
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distance
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barriers
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surface area
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energy demand
Pregunta 7
Pregunta
what is osmosis?
Respuesta
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a passive movement of water through a semi-permeable membrane
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a process of diffusion where energy is required to move water through a semi-permeable membrane
Pregunta 8
Pregunta
passive transport is when the particles are moved down the concentration gradient
Respuesta
- True
- False
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