ACCEPTABLE REASONS TO USE SICK LEAVE. You can use sick leave when: 1  You have a mental or physical illness, injury, or health condition; you need to get a medical diagnosis, care, or treatment of your mental or physical illness, injury, or condition; you need to get preventive medical care.
A structural adaptation is when an animal or a living thing is adapted to its environment by the way its body is built or shaped.Structural adaptations involve physical traits that can help an organism to survive in its environment.ehavioural adaptations are different from structural adaptations, and mean the way that an organism behaves which helps it to survive in its environment.
They are able to adapt when the climate of the habitat is very dry or exceedingly wet. An adaptation is the change, or adjustment made by the plant or animal which increases its chance of survival in its environment. There are two types of adaptations; physical adaptations and behavioral adaptations. A physical adaptation can be a part of the plant or animal that has evolved in a certain species over time to enable it to survive better. A behavioral adaptation is a behavior or action that an organism does or uses to help it survive better.