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.he body wall of cnidarians consists of an outer layer or epidermis, an inner layer or gastrodermis, and a middle layer or mesoglea. Cnidarians lack organs and posses a primitive nervous system known as a neural net.
Fruits high in vitamins are the most stress relieving foods that relax your nerves; the reason why they are the best fruits for relaxation is because they assist in converting tryptophan into serotonin, which are the main hormones that aid mind relaxation.
These 20 foods can help relieve fatigue, sharpen your focus and give you the jolt of energy that you need to avoid falling asleep at your desk. Spinach, kale, arugula and chard. Virtually every variety of leafy greens is flavorful, packed with vitamins and minerals, and a low-calorie addition to your meals.