Which statement is correct regarding energy changes in living cells?

Statement $P$: The various types of biochemical reactions occurring in every cell of a living organism are collectively called metabolism.
Statement $Q$: Growth occurs when the rate of anabolic processes is greater than the rate of catabolic processes.

The total heat content of a system is known as:

In which process are complex molecules formed from simple molecules?

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

The process of forming large molecules from small molecules with the help of enzymes in the body is $P$.
The process of forming small molecules from large molecules with the help of enzymes in the body is $Q$.
What are the processes $P$ and $Q$?
$P \quad\quad\quad\quad\quad Q$