Platyhelminthes?

Question

what are the major characteristics of the Phylum?

And what do they have that make them members of the Platyhelminthes?

Biology...HELP

Answer 1

Platyhelminthes are flatworms.

-- acoelamoate

-- cephalization with sensory organs concentrated in a head end

-- incomplete digestive system with one body opening for food to enter and exit (or no digestive system in the tapeworms)

-- ganglia and nerve cords

-- bilateral symmetry

Here's an additional source for you:

http://www.earthlife.net/inverts/platyhe...

Answer 2

Platyhelminthes are flatworms, some of which are parasitic and harmful to humans.

1  They are unsegmented

2  Bilaterally symmetrical

3  lack a coelom

4  movement provided by cilia

5  lack respiratory and circulatory systems

6  excretion controlled by "flame cells"

7  have simple incomplete gut

8  cephalized nervous system

9  are hermaphroditic

Some platyhelminthes include; tapeworms, planarians, flukes, and Turbellaria

Answer 3

How did this question end up in the Botany section?