Inheritance Inheritance. Metachromatic leukodystrophy is inherited in an autosomal recessive manner. This means that both copies of the disease-causing gene in each cell must have a mutation for an individual to be affected. Individuals inherit two copies of each gene - one copy from each parent.
Crown-of-thorns starfish. Crown-of-thorns starfish are one of the most damaging creatures of tropical coral reefs, particularly Australia's Great Barrier Reef. They are voracious predators that release the contents of their stomach on to the coral.
It hunts alone in the darkness of the night sea. Black-tipped sharks and white-tipped sharks are smaller and therefore take smaller prey than tiger sharks. The feed on small fishes at the edges of reef and in shallow waters. Not all sharks that inhabit the Great Barrier Reef are top carnivores.Whale sharks, the largest of all fish in the sea, reach 15 meters in length and grow to weights up to 15 metric tons. But their diet consists of plankton, crustaceans and small fish. Sharks are not the only predators of the reef though.he feed on small fishes at the edges of reef and in shallow waters. Not all sharks that inhabit the Great Barrier Reef are top carnivores. Whale sharks, the largest of all fish in the sea, reach 15 meters in length and grow to weights up to 15 metric tons.