You are raising some small stony (reef-building) corals in the lab, but they are producing coral skeleton very slowly.Which of the following changes to lab conditions would improve their rate of calcification?

MCQs on the field of Marine Biology, from a survey of the origin of oceans and their movements to details of marine food webs, life cycles, and marine zonation. As well as on marine environment and ecology, taxonomy and physiology, and contemporary concerns in the field, including human influences on marine systems.