Which process involves the breakdown of complex molecules into simpler molecules?

In which process are complex molecules formed from simple molecules?

Statement $X$: All the various biochemical reactions occurring in every cell of a living organism are collectively called 'metabolism'.
Statement $Y$: Growth occurs when the rate of anabolic processes is greater than the rate of catabolic processes.

Metabolic reactions occurring in a cell are the result of which of the following?

Which metabolic processes are carried out by a cell?

Which of the following processes in a cell is the result of various chemical reactions?