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19 questions
Diffusion with the help of transport proteins is called
phagocytosis
Na-K Pump
Facilitated Diffusion
Active Transport
Enables cell to engulf bulk quantities of specific large molecules is called
pinocytosis
phagocytosis
receptor-mediated endocytosis
exocytosis
Movement of molecules "up" or "against" the concentration gradient (meaning low to high) is called
passive transport
active transport
diffusion
facilitated diffusion
Movement of any particle "down" or "with" the concentration gradient is called
diffusion
endocytosis
exocytosis
active transport
Type of transport that requires ATP is called
passive transport
active transport
Fusion of membrane-bound vesicle with membrane and dumping contents outside cell is known as
endocytosis
diffusion
osmosis
exocytosis
How does oxygen and carbon dioxide enter and leave the cells?
osmosis
facilitated diffusion
active transport
diffusion
Aquaporins are involved in which type of transport?
active transport
facilitated diffusion
phagocytosis
simple diffusion
Diffusion of water across a semi-permeable membrane is known as
diffusion
osmosis
active transport
endocytosis
What happens to a cell when exposed to a hypertonic solution?
shrivels
swells
stays the same
What happens to a cell in an isotonic solution?
shrivels
swells
stays the same
What happens to a single-celled organism placed in a drop of pure water?
shrivels
swells
stays the same
Plant cells are happy when they are turgid, which solution would maintain a plant's turgidity?
hypotonic solution
hypertonic solution
isotonic solution
Which type of solution would cause a plant cell to be flaccid, not plasmolyze, but flaccid?
hypotonic
hypertonic
isotonic
When given an IV of fluid, why are humans given a salt solution of 0.7M?
It is hypertonic to your own cells
It is hypotonic to your own cells
It is isotonic to your own cells
Animal cells prefer ____ solutions and plant cells prefer _______ solutions for homeostasis.
hypertonic, hypotonic
hypotonic, hypertonic
isotonic, hypotonic
isotonic, hypertonic
When organisms maintain a stable internal environment it is known as
homeostasis
differentiation
maintenance
transformation
The main component of cell membranes are
proteins
phospholipids
cholesterol
carbohydrate tags
When you are sick and your white blood cells engulf the foreign bacteria, how would this occur?
By diffusion
By phagocytosis
By pinocytosis
By facilitated diffusion
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