Question Detail

ZOO 102 Foundations of Animal Systematics and Phylogeny Objective Question

Question

What does the word 'protostome' literally mean in Greek?
Options
A Mouth first
Correct Answer
B Mouth second
C Anus first
D No mouth
Correct Answer

Option A is the correct answer.

Detailed Explanation

Protostome comes from the Greek words for 'mouth first,' indicating that the mouth develops before the anus from the blastopore.

Hint

Proto- means first; -stome means mouth.

Question Info