Question Detail

ZOO 102 Animal Diversity, Phylogeny, and Vertebrate Structure Objective Question

Question

For organisms classified as protostomes, what is the typical fate of the blastopore?
Options
A It closes up completely
B It develops into the lungs
C It becomes the anus
D It develops into the mouth
Correct Answer
Correct Answer

Option D is the correct answer.

Detailed Explanation

In protostomes, the mouth develops from the blastopore. In contrast, the blastopore becomes the anus in deuterostomes.

Hint

The name 'protostome' literally translates to 'first mouth'.

Question Info