Podcast
Questions and Answers
How many segments per leg do modern arthropods have?
How many segments per leg do modern arthropods have?
- Twelve
- Eight or fewer (correct)
- Up to eleven
- Ten
What is the meaning of 'dactylus' in relation to the arthropod leg?
What is the meaning of 'dactylus' in relation to the arthropod leg?
- Toe
- Finger (correct)
- Elbow
- Knee
What is the difference between a biramous and uniramous limb in arthropods?
What is the difference between a biramous and uniramous limb in arthropods?
- A uniramous limb has more segments than a biramous limb.
- A uniramous limb can bend in multiple planes, while a biramous limb can only bend in one plane.
- A biramous limb has a ball-and-socket joint, while a uniramous limb does not.
- A biramous limb branches into two, while a uniramous limb comprises a single series of segments. (correct)
What is the meaning of 'coxa' in relation to the arthropod leg?
What is the meaning of 'coxa' in relation to the arthropod leg?
Why is it difficult to prove homologies of leg segments between arthropod groups?
Why is it difficult to prove homologies of leg segments between arthropod groups?