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MJH - Science 8 Life Science
Mechanicville Jr. High Life Science - Mrs. Marschilok
15
Biology
8th Grade
09/20/2016

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Term

Organism

Definition
A living thing.
Term
Cell
Definition
The basic unit of structure and function in living things.
Term
Unicellular
Definition
An organism that is made up of a single cell.
Term
Multicellular
Definition
An organism that is made of of many cells (more than one).
Term
Metabolism
Definition
The combination of chemical reactions through which an organism builds up or breaks down materials.
Term
Stimulus
Definition

Any change or signal in the environment that can make an organism react in some way.



Term
Response
Definition
An action or change in behavior that occurs in result of a stimulus.
Term
Development
Definition
The process of change that occurs during an organism's life to produce a more complex organism.
Term
Heterotroph
Definition
An organism that cannot make its own food and gets food by consuming other living things
Term
Autotroph
Definition
An organism that is able to capture energy from sunlight or chemicals and use it to produce its own food
Term
Controlled Experiment
Definition
An experiment in which only one variable is manipulated at a time
Term
Spontaneous generation
Definition
The mistaken idea that living things arise from nonliving sources
Term
Asexual reproduction
Definition
A reproductive process that involves only one parent and produces offspring that are genetically identical to the parent
Term
Sexual reproduction
Definition
A reproductive process that involves two parents that combine their genetic material to produce new organism which differs from both parents
Term
homeostasis
Definition
The condition in which an organism's internal enviroment is kept stable in spit of changes in the external enviroment
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