11.   It was a defence mechanism her softer side needed at times.

12.   Bleeding is considered a basic defence mechanism, thus no bleeding means your immune system is down.

13.   The defence mechanisms of people are also dynamic in character.

14.   This fact is the basis in understanding of what motivates humans, what their defence mechanisms are, and what is meant by a mature or normal person.

15.   But even with this genetic defence mechanism, the budgies have had to struggle at times to survive the tough Brussels winter.