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honors week 4

cell transport

QuestionAnswer
active transposrt movement of a particle through a membrane against a concentration gradient with the use of energy from ATP
amoeba One-celled protozoan that can form temporary extensions of cytoplasm (pseudopodia) in order to move about.
diffusion movement of particles from an area of high concentration to an area of low concentration.
euglena Any of various minute single celled freshwater organisms, characterized by the presence of chlorophyll, a reddish eyespot, and a single anterior flagellum
honeostasis maintenance of the internal stability of a cell organism, or population in its environment
kidneys function to maintain proper water and electrolyte balance, regulate acid
osmosis movement of water through a membrane from area of high concentration to an area of low concentration
Osmotic pressure increased water pressure that results from osmosis.
Paramecium freshwater protozoans that have an elongate body rounded at the anterior end and an oblique funnel
Passive transport The movement of a chemical substance across a cell membrane without expenditure of energy by the cell, as in diffusion.
Perspiration serves both as a means of excretion and as a regulator of body temperature through the cooling effect of its evaporation
Protist single celled or primitively multicellular organisms, characterized by having membrane bound organelles and a true nucleus.
receptor proteins have a high specific affinity for binding agents known to stimulate cellular activity
Created by: nbctbio
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