Multiple Choice
A unique feature of the leech nervous system is that
A) leeches have good eyesight.
B) leeches have two "brains";one anterior and one posterior.
C) they can join their nervous system with the nerves in the host tissue.
D) it only has giant axons that provide fast responses.
E) the nerve ladder and ganglia are all dorsal.
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Of what evolutionary significance is the "hydrostatic
Q2: When earthworms mate,the _ secretes mucus to
Q3: The circulatory system in the earthworm<br>A)is absent
Q4: The remaining valid use of "medicinal leeches"
Q5: Why does the wound from the bite
Q7: Discuss why segmentation is such an important
Q8: In leeches,a cocoon into which fertilized eggs
Q9: The body wall of an annelid consists
Q10: Each internal compartment of an annelid is
Q11: The most recent molecular evidence suggests that