Question

Which phrase best describes the dorsal nerve cord?

A. A group of interconnected neurons that enables response to stimuli
B. A group of similar nerve cell bodies grouped together
C. A stiff, nonconducting rod that develops down the back of all chordate embryos
D. A thick grouping of nerves that runs down the back of the embryo

Answer 1

A thick grouping of nerves that runs down the back of the embryo

Step-by-step explanation:

Answer 2

D

Step-by-step explanation:

I t0ook the test and chose B and it was wrong and the answer was D.