If the cladogram is obtained by examining common homologies, which of the following contains orders that would be in one clade?
A: Orectolobiformes and Carcharhiniformes
B: Heterodontiformes and Squaliformes
C: Rajiformes and Rhynchobatiformes
D: Chimaeriformes and Echinorhiniformes
A: Orectolobiformes and Carcharhiniformes
B: Heterodontiformes and Squaliformes
C: Rajiformes and Rhynchobatiformes
D: Chimaeriformes and Echinorhiniformes
举一反三
- Which one is not the common oral disease in the following options?_
- Which one contains the long vowel（长元音）[i:] of the following words？
- Which of the following words contains one bound morpheme(). A: Disappearance. B: Untouchable. C: Desirablity. D: Physician.
- Which of the following word contains more than one different back vowels? A: frustum B: ballad C: pyramid D: Birmingham
- Which of the following word contains more than one different back vowels? A: dictionary B: bootless C: sophomore D: uniform