Podcast
Questions and Answers
Which of the following is a characteristic of vertebrates?
Which of the following is a characteristic of vertebrates?
- Absence of a vertebral column
- Presence of a notochord
- Post-anal tail during development (correct)
- Lack of pharyngeal slits
What is the defining feature of invertebrate chordates?
What is the defining feature of invertebrate chordates?
- Dorsal hollow nerve cord
- Vertebral column
- Notochord (correct)
- Absence of pharyngeal slits
Which class of chordates includes organisms with the characteristic of housing and protecting the spinal cord?
Which class of chordates includes organisms with the characteristic of housing and protecting the spinal cord?
- Birds (Aves)
- Reptiles (Reptilia)
- Fish (Fish) (correct)
- Amphibians (Amphibia)
During which period did the phylum Chordata originate?
During which period did the phylum Chordata originate?
What is the function of the notochord in chordates?
What is the function of the notochord in chordates?
What is the composition of the dorsal hollow nerve cord in chordates?
What is the composition of the dorsal hollow nerve cord in chordates?
What do the pharyngeal slits in chordates eventually give rise to?
What do the pharyngeal slits in chordates eventually give rise to?
What is a common feature of respiratory systems in chordates?
What is a common feature of respiratory systems in chordates?
What is a key component of the nervous system in chordates?
What is a key component of the nervous system in chordates?
What determines whether chordates have an endoskeleton or exoskeleton?
What determines whether chordates have an endoskeleton or exoskeleton?
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