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chapter 27.2 (Sarah AlSaif - Ghadah…
chapter 27.2 (Sarah AlSaif - Ghadah AlSudairy)- 10A
Tunicate
movement: sessile (free swimming and moving while larva)
feeding: they have incurrent siphon which will filter water and food.
special features: water vascular system / incurrent siphon
habitat: marine
appearance: look like sponges
Circulatory: They have a heart and vessels
Reproduction: hermaphrodites, sexual with internal reproduction
Nervous: Consists of nerve complex and branching neurones
Lancelet
Appearance: Small Fish like appearance / headless / transparent
Habitat:Marine, Burrow their bodies into sand
Feeding: Filter feeders they use their short tentacles to gather food particles and water
circulatory system: they have water vascular system that transports nutrients / no heart
fishlike movement with their post anal tail
nervous system: consists of main branching nerves and a simple brain
reproduction: seprate sexes / sexual with external fertilization
special features: they have water vascular system
