Apologia Marine Biology Module 2

17 terms by Auntie_Tracy 

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Module 2

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)

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