Question

76 which of the following is a chordate but not a vertebrate?
A) Branchiostoma
B) Petromyzon
C) Salamandra
d) Hippocampus​

Answer 1

Answer:

branchiostoma

Explanation:

hippocampus- chondrichthyes

salamanda- amphibians

petromyzon- cyclostomata

branchiostomata- urochordata

Answer 2

A) Branchiostoma is the best answer.

Explanation:

• Amphioxus additionally called lancelet is a fish-like marine chordate. Unlike vertebrates, the dorsal nerve wire isn't always blanketed with the aid of using bone however with the aid of using a less complicated notochord made from a cylinder of cells which can be carefully packed to shape a toughened rod.
• Branchiostoma lanceolatum, the European lancelet or Mediterranean amphioxus, is a marine invertebrate with a notochord but no spine and is used as a version organism to observe the evolutionary improvement of vertebrates.

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