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How do sea squirts and lancelets protect themselves?
sea squirts protect themselves by squirting out a jet of water, hence the name, and they also have a tunic which is a layer of tissue covering them that can be thick and tough or thin and translucent, which protects them from predators. Lancelets spend most of their lives buried in the sand with only their heads sticking out, and have a hood that covers the mouth and sensory tentacles surrounding it thus protecting their bodies from predators.
Are lancelets ectotherms?
Yes. Lancelets are fish and all fish are ectothermic.
What Tunicates and lancelets are two subphyla of animals classified as what?
chordates
What some chordates such as sea squirts and lancelets do not have?
Chordates such as the sea squirts and lancelets do not have a backbone that is why they are called vertebrate chordates.
Are lancelets filter feeders?
yes
How do lancelets move?
By contracting muscles in their body.
What type of body cavity do lancelets have?
Acoelomate
Do lancelets have a backbone?
No, lancelets do not have a backbone. They are small, fish-like marine invertebrates that belong to the subphylum Cephalochordata and possess a notochord instead of a true backbone.
Are lancelets dueterstome?
Yes, lancelets are deuterostomes. Deuterostomes are a group of animals characterized by their embryonic development, in which the blastopore becomes the anus. Lancelets belong to the phylum Chordata along with vertebrates, and they exhibit deuterostome development.
How do tunicates and lancelets get their food?
They're filter feeders
What is the difference between hagfish and lancelets?
bony jaws
Tunocates and lancelets are two subphyla of animals classified as what?
Tunicates and lancelets are two subphyla of animals that are classified as Chordata. This means that they have dorsal nerve cords as well as notochords.
