Which process do living organisms perform by focusing on environmental factors?

Which of the following $statement(s)$ is/are correct?

How can we identify living things?

Which one of the following statements refers to Reductionist Biology?

In living organisms,the amount of free energy in terms of entropy...

Statement $P$: Every living organism exhibits unique characteristics such as reproduction,growth,development,adaptation,and death.
Statement $Q$: Energy transformation is essential for every living organism.