A.
Heart and blood bessels of both vertebrates and invertebrates as well as vertebrate lymphatics
B.
Both vertebrate and invertebrate hearts
C.
Vertebrate heart only
D.
Both vertebrate and invertebrate hearts and their blood vessels
Answer :
Heart and blood bessels of both vertebrates and invertebrates as well as vertebrate lymphatics
Releted MCQ Question on Zoology >> Body Fluids and Circulation
Releted Question 1
Adult human RBCs are enucleated. Which of the following statement(s) is/are most appropriate explanation for this feature? (1) They do not need to reproduce (2) They are somatic cells (3) They do not metabolize (4) All their internal space is available for oxygen transport