Credit: Tomboy2290 | Dreamstime. Itâs common knowledge that too much cholesterol and other fats can lead to disease, and that a healthy diet involves watching how much fatty food we eat. However, our bodies need a certain amount of fat to functionâand we canât make it from scratch.Triglycerides, cholesterol and other essential fatty acidsâthe scientific term for fats the body canât make on its ownâstore energy, insulate us and protect our vital organs.They act as messengers, helping proteins do their jobs.riglycerides, cholesterol and other essential fatty acidsâthe scientific term for fats the body canât make on its ownâstore energy, insulate us and protect our vital organs. They act as messengers, helping proteins do their jobs.
Cnidarians (Cnidaria) are a group of aquatic animals that includes jellyfish, corals, sea anemones, and hydras.The basic form of the cnidarian body is quite simple and consists of a gastrovascular cavity with a single opening through which food is ingested and waste is released.nidarians (Cnidaria) are a group of aquatic animals that includes jellyfish, corals, sea anemones, and hydras.
Cnidaria is a phylum or scientific classification involving about 9000 species of animals that mostly can be found on water. Animals that belong to this scientific phylum or class are called âcnidariansâ. Cnidarians have distinct cells called âcnidocytesâ which are mainly used for catching prey.Most members of the Cnidaria phylum have jelly-like bodies like the common jellyfish known to people.Other animals belonging to this group include corals, sea pens, hydras, and sea anemones.For some people, some members of the Cnidaria phylum may seem to look more like plants but are actually animals that have similar structures to other âcommonâ animals like fishes, birds, reptiles, and mammals.he last group of Cnidarians is called Hydrozoa and this group includes a very diverse collection of sea creatures and forms. Most members of the Cnidaria group eat plankton and other animals to survive.