The caudal fin shape that is asymmetrical, with most of the mass ...

[melly21297]

The caudal fin shape that is asymmetrical, with most of the mass in the upper lobe, is a ________.
 
  A) rounded fin
  B) truncate fin
  C) lunate fin
  D) heterocercal fin
  E) forked fin

Question 2

The caudal fin of fast-cruising fish such as tuna is ________.
 
  A) forked
  B) heterocercal
  C) lunate
  D) rounded
  E) truncate

[Ahnyah]

Answer to Question 1

D

Answer to Question 2

C

[melly21297]

Gracias!

[softEldritch]

Thanks for the timely response, appreciate it