Unique Traits Flashcards
1
Q
Phylum: Porifera
A
- made up of an aggregation of cells
- lacks tissues and organs
2
Q
Phylum: Cnidaria
Phylum: ctenophora
A
- contains tissues
- lacks organs
3
Q
Cnidaria unique traits
A
- 2 body forms
- stinging cells (cnidocytes)
- diploblastic
4
Q
Phylum: annelida
A
- round
- segmented
5
Q
Phylum: mollusca
A
- mantle
- shell-secreted by mantle
- muscular foot
6
Q
Phylum: nematoda
A
- round
- non segmented
7
Q
Phylum: Arthropoda
A
- jointed appendages
- exoskeleton (not the same as a shell)
- molt-shed outer skin to grow
- tagmata-specialized body regions
8
Q
Phylum: Arthropoda
Class: insecta
Traits unique to insects, difference between other Arthropods
A
- 3 tagmata: head, thorax, abdomen
- wings
- metamorphosis
- 1 pair of antennae
- 3 pairs of walking legs
9
Q
Phylum: echinodermata
A
- spiny, hard skin
- tube feet
- water vascular system
10
Q
Phylum: Chordata
A
- notochord becomes backbone in vertebrates
- pharyngeal Gill slits
- dorsal hollow nerve chord (becomes spinal cord in vertebrates)
- post anal tail
