Which of the following is true for organisms of the same species?

What are the defining characteristics of living organisms?

Which of the following $statement(s)$ is/are correct for Metabolism?
$(i)$ It is the sum total of all physical reactions taking place inside a living system.
$(ii)$ All plants,animals,fungi and microbes exhibit metabolism.
$(iii)$ Isolated metabolic reactions in-vitro are living things.

Mark the incorrect statement $w.r.t.$ metabolism.

$A$ process which maintains the constancy of the internal body environment of organisms despite varying external environmental conditions is called

In bioluminescence,stored energy changes into: