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SLS Bio11 Animals SJ

TermDefinition
asexual reproduction Any form of reproduction that does not involve the combination of gametes (sex cells)
cell The smallest unit of an organism with a nucleus
cephalization Trend in evolution for the nervous system and the sensory organs to be positioned near the human or animal head
closed circulatory system Have the blood closed at all times within vessels of different wall thickness and sizes. In this type of system, blood is pumped by a heart through vessels, and does not normally fill body cavities.
open circulatory system Pump blood into a hemocoel with the blood diffusing back to the circulatory system between cells. Blood is pumped by a heart into the body cavities, where tissues are surrounded by the blood.
coelom, colonial A fluid-filled cavity within the body of an animal
endoskeleton The internal structure of an organism
excretion The act of discharging waste matter from the blood, tissues, or organs
exoskeleton A hard supporting structure on the outside of the body
filter feeding straining suspended matter and food particles from water
free-living living independently of any other organism
internal transport The act or means of moving molecules or ions across cell membrane or through the bloodstream
invertebrates animals without a backbone.
life functions different organ systems to carry on the activities required for life.
medusa The freely-swimming, umbrella- or disk-shaped gelatinous form of Cnidarians
motility capable of spontaneous motion
multicellular Organisms consisting of many cells
niche the way an organism fits into an ecosystem
organ a part of the body that has a specific function
organ system group of organs that work together to perform one or more functions
parasite/parasitic An organism that lives and feeds on or in an organism of a different species and causes harm to its host
polyp The hollow, columnar, sessile form of Cnidarians
reproduction Creating a copy of something through asexual or sexual reproduction
respiration The action of inhaling oxygen and exhaling carbon dioxide.
sessile In a fixed place, unable to move
sexual reproduction Creating offspring through sexual intercourse of the organisms
symmetry balanced distribution of duplicate body parts within the body of an organism
tissue an ensemble of similar cells from the same origin that together carry out a specific function
vertebral column backbone of animals
Created by: 968976756505828
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