Which of the following is a diagnostic feature of the sea squirts that forms the basis for its classification? a. metamorphosis from a motile larva to a sessile adult b. a heart that allows circulation of blood c. a notochord located in the tail of the larva d. sexual reproduction during the larval stage e. the presence of a tunic or coat over the body of the adult

Which of the following is a diagnostic feature of the sea squirts that forms the basis for its classification?

a.    metamorphosis from a motile larva to a sessile adult

b.    a heart that allows circulation of blood

c.    a notochord located in the tail of the larva

d.    sexual reproduction during the larval stage

e.    the presence of a tunic or coat over the body of the adult

Ans:  a notochord located in the tail of the larva