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16 Cards in this Set

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Diffusion
Movement of a substance from an area of higher concentration to an area of lower concentration by a process that requires energy
PREDATOR
Organism that actively seeks it's prey (other animals)
PREY
A living animal that is captured and eaten
CONSUMER
an organism that cannot make its own food and must ingest or absorb organic material from its environment. heterotroph.
PRODUCER
provides energy for the ecosystem. autotroph
AUTOTROPH
produces its own energy using an inorganic source. producers
COMPETITION
interaction between 2 animals that have the same food/shelter in a habitat
HETEROTROPH
an organism that cannot make its own food and must ingest or absorb organic material from its environment. consumer.
MICROHABITAT
a specialized area within a habitat that has different conditions to a habitat
POPULATION
all individuals of a species in a specific place and time
CELLULAR RESPIRATION
The process of converting chemical energy of food into a form usable by cells, typically ATP
EUKARYOTE
A cell or organism with a membrane-bound nucleus
PROKARYOTE
A cell or orgaganism without a membrane-bound nucleus.
OSMOSIS
-net movement of water across a semi permeable membrane
-without an imput of energy
-from a high to low concentration
DIFFUSION
-net movement of a substance
-without an imput of energy
-from a high to low concentration
ACTIVE TRANSPORT
-movement of a substance across a cell membrane
-in an energy-requiring process
-that results in a net bovement of that substance from a lower to higher concentration