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Benzamidine is a reversible competitive inhibitor of trypsin, trypsin-like enzymes, and serine proteases. [4] It is often used as a ligand in protein crystallography to prevent proteases from degrading a protein of interest. The benzamidine moiety is also found in some pharmaceuticals, such as dabigatran.
The name "Anthozoa" comes from the Greek words άνθος (ánthos; "flower") and ζώα (zóa; "animals"), hence ανθόζωα (anthozoa) = "flower animals", a reference to the floral appearance of their perennial polyp stage. [1] Anthozoans are exclusively marine, and include sea anemones, stony corals, soft corals, sea pens, sea fans and ...
Toxopneustes pileolus, commonly known as the flower urchin, is a widespread and commonly encountered species of sea urchin from the Indo-West Pacific. It is considered highly dangerous, as it is capable of delivering extremely painful and medically significant stings when touched.
Sea turtles, manatees, parrotfish, surgeonfish, sea urchins and pinfish feed on seagrasses. Many other smaller animals feed on the epiphytes and invertebrates that live on and among seagrass blades. [86] Seagrass meadows also provide physical habitat in areas that would otherwise be bare of any vegetation.
While it has been known that stalked crinoids could move, before this recording the fastest motion known for a stalked crinoid was 0.6 metres (2 feet) per hour. The 2005 recording showed one of these moving across the seabed at the much faster rate of 4 to 5 cm (1.6 to 2.0 in) per second, or 144 to 180 m (472 to 591 ft) per hour.
Echinocardium cordatum, also known as the common heart urchin [2] or the sea potato, [3] is a sea urchin in the family Loveniidae. It is found in sub-tidal regions in temperate seas throughout the world. [4] [5] It lives buried in the sandy sea floor.
Now, Her Majesty is undoubtedly a friend of horses (and can even be seen giving the cheeky fella a pat on the head) -- but friends don't let friends eat their pretty flowers. They just don't. They ...
Pancratium maritimum, or sea daffodil, is a species of bulbous plant native to both sides of the Mediterranean region and Black Sea from Portugal, Morocco and the Canary Islands east to Turkey, Syria, Israel and the Caucasus. [2] [3] In the parts of its range on the south Bulgarian and north Turkish and Georgian coasts of Black Sea.