Question
Question: In connection with circulatory system, valves are Present...
In connection with circulatory system, valves are Present
A
Not only in heart and blood vessels of vertebrates and invertebrates, but in vertebrate lymphatics as well
B
Vertebrate heart only
C
Vertebrate heart and invertebrate hearts only
D
Vertebrate hearts, invertebrate hearts and their blood vessels
Answer
Not only in heart and blood vessels of vertebrates and invertebrates, but in vertebrate lymphatics as well