Which of the following pairs is/are correct ? 

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#Question id: 8922

#XL - R Botany

Which statement is most consistent with the hypothesis that the Cambrian explosion was caused by the rise of predator-prey relationships?

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#Question id: 8923

#XL - S Microbiology

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?

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#Question id: 8923

#XL - T Zoology

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?

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#Question id: 8923

#XL - R Botany

Which of these genetic processes may be most helpful in accounting for the Cambrian explosion?

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#Question id: 8924

#XL - R 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.

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#Question id: 8925

#XL - R 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