Histopathological analysis of prostate cancer bone metastases typically shows substantial numbers of osteoblasts adjacent to prostate cancer cells , whereas few or no osteoblasts can be seen in normal bone or in bone metastases from other types of cancer ( kidney and lung cancers , and most cases of breast cancer ) , which most often show ...
Sea urchins, parrot fish, molluscs (like limpets and chitons) feed on coralline algae and they provide microhabitats which offer protection to many young animals including sea urchins, chitons, and limpets.
A quarter of the world's fish rely on coral reefs as nurseries. The zooxanthellae algae which live symbiotically inside the coral polyp give the corals their amazing colours. Properly managed coral reefs can yield an average 15 tonnes of fish and other seafood per sq km per year.