1.

At which of these segments does the nerve cord of the earthworm divide into two parts?

A. 5<sup>th</sup>, 6<sup>th</sup>
B. 8<sup>th</sup>, 9<sup>th</sup>
C. 3<sup>rd</sup>, 4<sup>th</sup>
D. 11<sup>th</sup>, 12<sup>th</sup>
Answer» D. 11<sup>th</sup>, 12<sup>th</sup>


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