Sugar group, phosphate group and nitrogen bases.
C: lack of water during long periods..
Temperature, pressure, wind speed and direction, cloud coverage,precipitation and humidity
The given statement is True.
Sea corals are found deep inside the sea and oceans. They can survive in the shallow water. Deep sea corals can be found in groups or else can be found individually in water. They belong to phylum cnidaria and they live for thousands of years. They are found deep inside and if not disturbed in their habitat they can live long.
