Corals obtain energy in two ways: firstly, through photosynthesis by their symbiotic algae, and secondly by taking up small ...

All living organisms need energy to perform various life processes and the source of energy for all living organisms is food. It is available from different sources. There are two types of modes of ...

A phytoplankton almost as old as Earth — about 3 billion years compared to the planet's 4.5 billion years — still holds secrets, including how it can survive starvation in the most nutrient-deficient ...