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book Zoology 8th Edition by Stephen Miller,John Harley cover

Zoology 8th Edition by Stephen Miller,John Harley

النسخة 8الرقم المعياري الدولي: 978-0073028200
book Zoology 8th Edition by Stephen Miller,John Harley cover

Zoology 8th Edition by Stephen Miller,John Harley

النسخة 8الرقم المعياري الدولي: 978-0073028200
تمرين 25
In amphibians, a __________ valve in the conus arteriosus or ventral aorta helps direct blood into pulmonary and systemic circuits.
A) bicuspid
B) tricuspid
C) mitral
D) semilunar
E) spiral
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Zoology 8th Edition by Stephen Miller,John Harley
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