Some species of which of the following annelid classes release an anticoagulant that is of medical significance?
A)Oligochaeta
B)Polychaeta
C)Hirudinea (leeches)
D)all three of these
E)two of these

Question

Quizplus · Accepted Answer

Hirudinea (leeches) are known to release an anticoagulant called hirudin, which prevents blood from clotting. This anticoagulant has medical significance and is used in various medical procedures, such as microsurgeries and reattachment of severed fingers, to prevent blood clotting. Neither Oligochaeta nor Polychaeta are known to release any anticoagulant of medical significance.

Some Species of Which of the Following Annelid Classes Release