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17 terms

Apologia Marine Biology Module 2

Module 2
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Asexual reproduction
Reproduction accomplished by a single organism (47)
Autotrophs
Organisms that are able to produce their own food (36)
Binomial nomenclature
Identifying an organism by its genus and species name (50)
Diffusion
The movement of molecules from an area of high concentration to an area of low concentration (42)
Ectotherm
An organism whose body temperature is controlled by its surrounding environment (45)
Endotherm
An animal whose internal body temperature is a result of internal sources of heat (46)
Heterotrophs
Organisms that cannot make their own food and must obtain it from other organisms (36)
Homeostasis
The tendency of living organisms to control or regulate changes in their internal environment (41)
Homeotherm
An animal that maintains a controlled internal body temperature using its own heating and cooling mechanisms (46)
Metabolism
The process by which a living organism takes energy from it surroundings and uses it to sustain itself, develop and grow (33)
Osmoconformer
An organism that allows its internal concentration of salts to change in order to match the external concentration of salts in the surrounding water (44)
Osmoregulator
An organism that regulates its internal concentration of salts (44)
Osmosis
The diffusion of water across a selectively permeable membrane (42)
Photosynthesis
The process by which an organism uses the energy from the sun to produce its own food (34)
Poikilotherm
An organism whose body temperature changes with its surrounding environment (45)
Respiration
The process by which food is converted into useable energy for life functions (36)
Sexual reproduction
Reproduction that involves the union of gametes from two organisms: a male and a female (48)