Asked by randy cortez on May 19, 2024
Verified
You are told that the digestive tract of the animal you are studying developed an anus before a mouth. You realize that you may be looking at a(n) :
A) earthworm.
B) insect.
C) sponge.
D) clam.
E) sea star.
Anus
The distal end and outlet of the digestive tract.
Mouth
The opening in the face of a person or animal, used for eating, breathing, and speaking.
Sea Star
Marine invertebrates belonging to the class Asteroidea, known for their star-shaped body and ability to regenerate limbs.
- Differentiate between protostomes and deuterostomes through an examination of their characteristics and developmental processes.
Verified Answer
KV
Karin VasquezMay 20, 2024
Final Answer :
E
Explanation :
Animals that develop an anus before a mouth during embryonic development are known as deuterostomes. Sea stars (starfish) are examples of deuterostomes, along with other echinoderms and chordates.
Learning Objectives
- Differentiate between protostomes and deuterostomes through an examination of their characteristics and developmental processes.