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TLS Online TPP Program

#Question id: 6979

The muscle-forming cells of the vertebrate limb come from:

#Unit 5. Developmental Biology
  1. the ectodermal epithelium of the limb bud
  2. the mesodermal mesenchyme of the limb bud, derived from lateral plate ectoderm
  3. mesodermal cells that migrate into the limb bud from the somites
  4. the progress zone
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TLS Online TPP Program

#Question id: 8862

#Unit 9. Diversity of Life Forms

The members of which class of the phylum Cnidaria occur only as polyps?
TLS Online TPP Program

#Question id: 8863

#Unit 9. Diversity of Life Forms

Which class of the phylum Cnidaria includes ʺjelliesʺ with rounded (as opposed to boxlike) medusae? 
TLS Online TPP Program

#Question id: 8864

#Unit 9. Diversity of Life Forms

Corals are most closely related to which group?
TLS Online TPP Program

#Question id: 8886

#Unit 9. Diversity of Life Forms

Which characteristic is shared by both cnidarians and flatworms?
TLS Online TPP Program

#Question id: 8887

#Unit 9. Diversity of Life Forms

Generally, members of which flatworm class(es) are nonparasitic?
TLS Online TPP Program

#Question id: 8888

#Unit 9. Diversity of Life Forms

In a small stream, you pick up a rock and observe many small, flattened worms crawling on its undersurface. You decide that they belong to the phylum Platyhelminthes. To which class do they probably belong?