#Question id: 5025
#SCPH28 | Zoology
Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?
#Question id: 5026
#SCPH06 I Botany
Whatever its ultimate cause(s), the Cambrian explosion is a prime example of
#Question id: 5026
#SCPH28 | Zoology
Whatever its ultimate cause(s), the Cambrian explosion is a prime example of
#Question id: 5027
#SCPH06 I Botany
Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?
1. Protostomes invade terrestrial environments.
2. Cambrian explosion occurs.
3. Deuterostomes invade terrestrial environments.
4. Vertebrates become top predators in the seas.
#Question id: 5027
#SCPH28 | Zoology
Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?
1. Protostomes invade terrestrial environments.
2. Cambrian explosion occurs.
3. Deuterostomes invade terrestrial environments.
4. Vertebrates become top predators in the seas.
#Question id: 5028
#SCPH06 I Botany
What is the probable sequence in which the following clades of animals originated, from earliest to most recent?
1. tetrapods
2. vertebrates
3. deuterostomes
4. amniotes
5. bilaterians