Climate change was probably important in both ______ and evolution of dolphins.
A: execution
B: B. extinction
C: C. exclusion
D: D. excavation
A: execution
B: B. extinction
C: C. exclusion
D: D. excavation
举一反三
- Climate change was probably important in both ______ and evolution of dolphins. A: execution B: extinction C: exclusion D: excavation
- All of the<br/>following phenomena are mentioned in both passages EXCEPT___ A: global cooling B: mass extinction C: meteoric impact D: volcanic activity E: evolution
- Climate change is not a/an _______ problem to solve and it will take years. A: difficult B: critical C: easy D: important
- Three important sources of dimensional change encountered with dental materials A: A. thermal B: B. mechanical C: C. atmospheric D: D. chemical
- In the punctuated equilibrium (间断平衡) model of evolution, periods of evolution are . A: long, with gradual change B: long, with rapid change C: long, with fluctuating change D: short, with slow change E: short, with rapid change