Bio1331 Animals - Evolution - Chordates And Jawless Fishes (Lecture Seven)
- 1.What is the name given to the theory that claims that an organism's biological/embryological development parallels its species' evolutionary development?
- A.
Recapitulation Theory
- B.
Summarisation Theory
- C.
Theory of Development
- D.
Embryonical Evolution Theory
- 2.Which of the following Scientists developed the Recapitulation Theory?
- A.
Ernest Haeckel
- B.
Charles Darwin
- C.
Ronald Fisher
- D.
J.S. Haldane
- 3.Name a clade of chordates.HINT: There are two, each with two variations on the name.
- 4.True or False?All chordates have a notochord.
- A.
True
- B.
False
- 5.Which of the following is true about the notochord of Lancelets/Cephalochordates?
- A.
The notochord measures the entire length of the Lancelet body and lasts its entire life
- B.
The notochord measures the entire length of the Lancelet body but only appears in embryonic development
- C.
The notochord measures a partial length of the Lancelet body and lasts its entire life
- D.
The notochord measures a partial length of the Lancelet body but only appears in embryonic development
- 6.Which of the following is a Lancelet/Cephalochordate?
- A.
This one!
- B.
No, this one.
- C.
It's definitely this one.
- D.
I'm pretty sure crabs are Lancelets?
- 7.True or False?A Urochordate/Tunicate has a notochord throughout its entire lifespan.
- A.
True
- B.
False
- 8.Which chordate clade may have ancestral chordates resembled?
- A.
Lancelets/Cephalochordates
- B.
Tunicates/Urochordates
- 9.Check the traits that are commonly associated with vertebrates.
- A.
Rigid, internal skeleton
- B.
2 pairs of appendages
- C.
Anterior skull
- D.
Large brain
- E.
Advanced circulatory system
- F.
Internal organs suspended in large coelom
- G.
Flexible internal skeleton
- H.
Single pair of appendages
- I.
Many pairs of appendages
- J.
Posterior skull
- K.
Small brain
- L.
Simplistic circulatory system
- M.
Acoelomates
- 10.Name a clade of vertebrates.
- 11.Complete the following sentence:________ were the first vertebrates with mineralised skeletal elements in their mouth and pharynx.
Questions: 10 | Attempts: 63 | Last updated: Nov 25, 2015
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