We get these by eating them. They are broken down first and then reassembled into our own carbohydrates, proteins and lipids. This is because: most of the molecules in food are too large to pass ...

New Delhi: Biodiversity loss and climate change are interdependent and produce compounding impacts that threaten human health and human well-being, the Intergovernmental Science-Policy Platform on ...

Because only around ten per cent of the biomass at each trophic level is passed to the next, the total amount becomes very small after only a few levels. So food chains are rarely longer than six ...