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Complete Leaving Cert Biology Definitions
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Aseptic Technique
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any measures that are taken to exclude unwanted (especially pathogenic) microorganisms, as far as is possible, from an area or object.
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Terms in this set (217)
Aseptic Technique
any measures that are taken to exclude unwanted (especially pathogenic) microorganisms, as far as is possible, from an area or object.
Induced Immunity
the ability to resist disease caused by specific pathogens by the production of antibodies or by receiving antibodies from an outside source.
Scientific Method
a series of steps used in an investigation which strives to answer questions and explain the world around us
Hypothesis
a possible explanation for an observation, that can be tested
Data
the information gathered during a scientific investigation
Scientific theory
a well-established explanation that has been repeatedly tested and confirmed in many different ways and usually over long periods of time.
Scientific Law or Principle
a statement based on repeated experimental observations that describes what has been observed.
Control Experiment
An experiment carried out as a comparison to the test experiment, as a standard against which the actual experiment can be judged. It is identical to the test experiment, but without the variable that is being tested.
Continuity of Life
The fact that living things arise from other livings.
Metabolism
the sum of all the chemical reactions that occur in the cells of an organism.
Organisation
living things are made of cells, tissues, organs and organ systems.
Nutrition
The process by which organisms take in and use energy and materials from the environment.
Excretion
the removal of waste products of metabolism from the body of an organism.
Response
A change in a cell or organism as a result of it receiving a stimulus
Reproduction
the ability of an organism to produce new individuals of its own kind.
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