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Questions and Answers
Which of the following is true about the deep sea?
Which of the following is true about the deep sea?
- It is home to the oldest known fossil (correct)
- It is well-known and extensively explored
- It is inhabited by sea squirts
- It covers more than two thirds of the earth's surface
What is the name of the fossil discovered in Utah?
What is the name of the fossil discovered in Utah?
- Megasiphon thylacos (correct)
- Sea squirt
- Cambrian Explosion
- Tunicate body plan
When do tunicates begin their development?
When do tunicates begin their development?
- By sticking to a rock
- When they resemble tadpoles
- After metamorphosis
- As larvae (correct)
What do tunicates transform into during metamorphosis?
What do tunicates transform into during metamorphosis?
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Which event is associated with the establishment of the tunicate body plan?
Which event is associated with the establishment of the tunicate body plan?
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Study Notes
Deep Sea
- Deep sea is characterized by extreme pressure, near-freezing temperatures, and a lack of light.
Fossil Discovery
- The fossil discovery in Utah is of a primitive vertebrate called Myllokunmingia.
Tunicate Development
- Tunicates begin their development as free-swimming larvae.
Tunicate Metamorphosis
- During metamorphosis, tunicates transform into sessile filter feeders attached to rocks or reefs.
Tunicate Body Plan Establishment
- The establishment of the tunicate body plan is associated with the Cambrian explosion event.
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