Obsessive–compulsive disorder (OCD) is amental disorder where people feel the need to check things repeatedly, perform certain routines repeatedly (called "rituals"), or havecertain thoughts repeatedly. People are unable to control either the thoughts or the activities for more than a short period of time.
Answer:
False
Explanation:
Since action can be change over time
Proteins are large biomolecules and macromolecules that are comprised of one or more long chains of amino acid residues.
