Final answer:
Porifera are simple organisms lacking true tissues. Amoeba have unique features like pseudopodia and phagocytosis.
Explanation:
Porifera is a phylum of animals known as sponges, which are considered parazoans due to their lack of true tissues and simple organization.
Three special characteristics of amoeba include:
- Pseudopodia for movement and feeding
- Phagocytosis for capturing food particles
- Simple structure without a fixed shape
Learn more about Characteristics of Porifera here:
https://brainly.com/question/36833248
