Question

choose the correct answer. when organisms use energy, some of it powers their biological processes, but some energy is lost. in what form is this lost energy?

Explanation:

In biological systems, when organisms use energy, the energy that is not used for biological processes is lost as heat. This is in accordance with the second - law of thermodynamics which states that in any energy transfer or transformation, some energy is dissipated as heat.

Answer:

Heat