Other questions in this quiz

2. Which is the current recognised phylogeny between basal animal groups?

  • Porifera branching off before Ctenophores
  • Ctenophores branching off before Porifera
  • Cnidaria branching off before Porifera
  • Bilateria branching off before Porifera

3. When did the Cambrian explosion start?

  • 528 million years ago
  • 542 million years ago
  • 412 million years ago
  • 376 million years ago

4. _____ describes a tissue level developmental process

  • Pattern formation
  • Expression pattern
  • Developmental repatterning

5. How many times did multicellularity evolve?

  • 1
  • 3
  • 5
  • 7

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