Karteikarten
Biodiversity of animals - Term 1
Karten in diesem Stapel (34)
- 1evolutiongradual process in which life forms change over time
- 2aerateto introduce oxygen
- 3gizzarda specialised stomach made of strong muscle tissue to help with digestion
- 4phylogenetic treebranching diagram showing the inferred evolutionary relationships between species
- 5body planplan for the way the body of an organism is laid out
- 6asymmetricalbody plan with no axis of symmetry
- 7sessileanimals permanently attached to a substrate
- 8radial symmetrybody parts arranged regularly around a central axis of symmetry
- 9longitudinalalong the length
- 10bilateral symmetryconfiguration of a body that can be divided longitudinally into two halves that are mirror images
- 11motilecapable of independent locomotion
- 12anteriorthe head end
- 13posteriorend opposite the head
- 14marineliving in sea water
- 15cephalisationan evolutionary trend in the animal kingdom toward centralisation of neural and sensory organs in the head or anterior region of the body
- 16Germinal layerlayer produced by embryonic development of different kinds of cells
- 17mesodermthe middle layer of cells in triploblastic animals
- 18specialisedhas a structure with a particular function
- 19diploblasticanimals formed from two germ layers
- 20mesogleaa middle layer of a jelly-like material in diploblastic animals
- 21triploblasticdescribing animals formed from three germ layers
- 22coelombody cavity formed by a split in the mesoderm
- 23acoelomateanimal without a body cavity
- 24coelomateanimal with a body cavity
- 25haemocoela blood-filled body cavity often present in invertebrates
- 26osculuma mouth-like opening in sponges through which water and wastes exit
- 27paralysedcannot move
- 28dorsoventrallyreferring to the view from the top to the bottom surface of an animal
- 29hydrostatic skeletona fluid-filled cavity under pressure
- 30appendagesparts of the body that are attached but move separately (e.g. legs)
- 31notochorda rod of cells along the dorsal side of a chordate's embryos
- 32protostomesduring the development of the embryo the mouth develops first
- 33deuterostomesduring the development of the embryo the anus forms first
- 34diversityhaving a variety of different species in an area
Informationen
- Beschreibung
- Biological terms - Term 1
- Erstellt von
- Matshidiso Molete · Apr 2017
- Aktualisiert
- 25 Mai 2017
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