Excretion by protonephridia with solenocytes is a characteristic of

$A$: All chordates have kidneys as excretory organs.
$R$: Kidneys help in the removal of metabolic wastes along with regulating the osmolarity of body fluids.

Which of the following animals is known as an invertebrate chordate?

Which of the following characteristics is $NOT$ applicable to both Urochordata and Cephalochordata?

The notochord is an organ derived from which embryonic layer?

All chordates possess $..........$.