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.
Great Barrier Reef in crisis This mortal coral: new bleaching at the Great Barrier Reef â in pictures. Published: 5:01 PM. This mortal coral: new bleaching at the Great Barrier Reef â in pictures. Great Barrier Reef in crisis Great Barrier Reef at 'terminal stage': scientists despair at latest coral bleaching data. Published: 5:01 PM. Great Barrier Reef at 'terminal stage': scientists despair at latest coral bleaching data.