A good laptop with Microsoft Office pre-installed? I wanted to get a decent laptop that comes pre-installed with Microsoft Office and has at least a 120 GB Hard Drive. good laptop with Microsoft Office pre-installed? I wanted to get a decent laptop that comes pre-installed with Microsoft Office and has at least a 120 GB Hard Drive.
Other Platyhelminthes characteristics shared by these creatures is they are bilaterally symmetrical, this means the left and right sides of their bodies are mirror images of each other. They have distinctive head and tail ends and their body contains three cell layers.
Phylum Platyhelminthes. The Phylum Platyhelminthes is dominated by the parasitic flukes (Monogenea, 3000 spp. and Trematoda, 8000 spp.) and tapeworms (Cestoda, 5000 spp.).hylum Platyhelminthes. The Phylum Platyhelminthes is dominated by the parasitic flukes (Monogenea, 3000 spp. and Trematoda, 8000 spp.) and tapeworms (Cestoda, 5000 spp.).