31) Leeches are important in research because they have the ability: a) to form a Cocoon b) to produce Anticoagulant c) to produce Ecdysteroids d) Hibernate e) Molt
31) Leeches are important in research because they have the ability: a) to form a Cocoon b) to produce Anticoagulant c) to produce Ecdysteroids d) Hibernate e) Molt
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Number 31

Transcribed Image Text:26) The
Medusae c) Scolex d) Proglottids e) Cestoda
27) A cell present in the Cnidarians that contains a microscopic but powerful harpoon is called:
a) Choanocytes b) Spicules c) Spongins d) Nematocyst e) Planulae
28) The
thin bones b) chloride cells c) gas bladder d) teeth e) scales
of the bony fish evolved to counter the effects of increased bone density: a)
29) Animals that nurse their newly born and have short gestation period belong to the class: a)
Marsupial b) Eutherians c) Monotremes d) Endotreme e) Mammalia
30) The Comb Jellies and Sea Walnuts belong to the phylum: a) Tentaculata b) Ctenophora
c) Cnidaria d) Platyhelminthes e) Nematoda
31) Leeches are important in research because they have the ability: a) to form a Cocoon b) to
produce Anticoagulant c) to produce Ecdysteroids d) Hibernate e) Molt
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