High School Biology Experiment Ideas. c and plants. High school level biology covers all aspects of biology, including animals, plant life and humans. That should mean it's easy to come up with a science fair project or a classroom research project, but the amount of topics sometimes makes it even harder.
Characteristics of Phylum Coelenterata(CNIDARIA). Phylum coelenterata characteristics. 1. Dipoblastic body with two layers of cells, outer layer called ectoderm or epidermis and the inner layer known as the endoderm or gastrodermis. 2. Phylum coelenterata characteristics is they have a single opening into the body which acts as both the mouth and anus which functions in taking food and expelling wastes.
There are many advantages for the Cnidarians having two stages in their life cycle. One is in their Polyp Form, one of the stages; they can grow from their juvenile stage easily like the Porifera's do. Another advantage comes from their second stage called the Medusas Stage. During this stage, the Cnidarians can move around in the water there-by allowing the Cnidarians to seek out different types of food.