system a group of objects or phenomena that interact or work together
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SystemA group of objects or
phenomena that interact or work together.
ClassificationGrouping based upon shared
characteristics.
CellSmallest living unitthat is able to perform the basic functions of life.
TissueGroup of cellsthat work together.
Organ2 or more types of tissuethat work together to perform afunction.
PhotosynthesisThe process plants use to capture energy from sunlight and convert it to chemicalenergy.
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Cellular RespirationProcess in which cells use oxygen to release energy stored in sugars.
Stimulus
Something that produces a response
from an organism.
Behavior
An organisms action in response
to a stimulus.
AdaptationCharacteristic, behavior,
or inherited trait.Makes a species able to survive
in a particular environment.
Characteristic
Trait.
Attribute.
Distinguishing feature.
Structure
The frameworkof something;
How it is put together.
Function
The natural actionof something;How itworks.
An animal that does not have a backbone.
Invertebrate
VertebrateAnimal that has abackbone.
ExoskeletonA strong outer covering made of chitin.
Protects cells, tissues and organs.
Some invertebrates have them.
Endoskeleton
Vertebrates have them.
Internal support system.Grows as the animal grows.
Animals whose body temperature changes
with the environment.(Cold blooded.)
Ectotherm
EndothermAnimals that maintain a
constant body temperature.(Warm blooded.)
Mammal•Warm-blooded vertebrates
•Females give birth to live young
•Have hair, produce milk
Reptile•Cold-blooded vertebrates
•Covered withscales or horny plates
•Have lungs
Amphibian•Cold-blooded vertebrates•Babies live in water and use gills•Adults live on land and use lungs