Podcast
Questions and Answers
Which phylum has the largest number of species?
Which phylum has the largest number of species?
- Nematodes (correct)
- Arthropods
- Molluscs
- Chordates
What is the largest group within the chordates?
What is the largest group within the chordates?
- Urochordates
- Cephalochordates
- Vertebrates (correct)
- Hominids
Which family includes humans?
Which family includes humans?
- Cephalochordates
- Arthropods
- Urochordates
- Hominids (correct)
What makes chordates especially useful in defining ideas about evolutionary processes?
What makes chordates especially useful in defining ideas about evolutionary processes?
What kind of internal body cavity do chordates have?
What kind of internal body cavity do chordates have?
Why is studying chordates of interest to humans?
Why is studying chordates of interest to humans?
What distinguishes protostomes from deuterostomes?
What distinguishes protostomes from deuterostomes?
Which lineage includes molluscs, annelids, and arthropods?
Which lineage includes molluscs, annelids, and arthropods?
What term is used for the pattern where dividing cells are aligned during cleavage?
What term is used for the pattern where dividing cells are aligned during cleavage?
What forms the layer between the ectoderm and endoderm in an embryo?
What forms the layer between the ectoderm and endoderm in an embryo?
What is the term for a solid mass of mesodermal cells splitting to form the body cavity within them?
What is the term for a solid mass of mesodermal cells splitting to form the body cavity within them?
Which group includes echinoderms and hemichordates?
Which group includes echinoderms and hemichordates?
What is the name for the fluid-filled cavity within the round, hollow ball of cells in an embryo?
What is the name for the fluid-filled cavity within the round, hollow ball of cells in an embryo?
What process involves one wall of the ball of cells indenting and growing inward?
What process involves one wall of the ball of cells indenting and growing inward?
