Which group of fishes does not have a cartilaginous skeleton?
A: sturgeon
B: paddlefish
C: rays
D: teleosts
E: skates
A: sturgeon
B: paddlefish
C: rays
D: teleosts
E: skates
举一反三
- The modern bony fishes are the ( ). A: lepisosteans B: holocephalans C: teleosts D: holosteans E: chondrosteans
- 中国大学MOOC: What does HAVE A SKELETON IN THE CUPBOARD mean?
- How many ethnic groups does China have?Which ethnic group is the largest one in China?And where do they live?
- Which poet does not belong to the Active Romantic group?
- What does HAVE A SKELETON IN THE CUPBOARD mean? A: to have a shameful secret and want to keep something secret in a family. B: to have a dead body in the closet C: to have an awesome thing hidden from the outside world D: to have a secret that might change the whole situation