Last Updated On 01-06-2023 - By Jeesha Sara
Petromyzon and myxine belong to class
a)
Gnathostomata
b)
Cyclostomata
c)
Urochordata
d)
Protochordata
Petromyzon and myxine belong to class
a)
Gnathostomata
b)
Cyclostomata
c)
Urochordata
d)
Protochordata
Question ID - 340 :-
Petromyzon and myxine belong to class
a)
Gnathostomata
b)
Cyclostomata
c)
Urochordata
d)
Protochordata
|
Petromyzon and myxine belong to class |
|||||||
|
a) |
Gnathostomata |
b) |
Cyclostomata |
c) |
Urochordata |
d) |
Protochordata |
(b)
Class-Cyclostomata includes round mouthed fish like lampreys (Petromyzon) and hags (Myxine)
Next Question :
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All mammals without any exception are characterized by |
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|
a) |
Viviparity and biconcave red blood cell |
|
b) |
Extra abdominal testis and four-chambered heart |
|
c) |
Heterodont teeth and 12 pairs of cranial nerves |
|
d) |
A muscular diaphragm and milk producing glands |
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