Crystal meth is mostly heated and then smoked in a glass pipe. Less frequently, the drug can be snorted or injected. Smoking crystal meth speeds the delivery of the substance into the blood stream, which increases the addictive nature of the substance.hort-Term Effects of Crystal Meth. Consistent use of crystal meth can also cause thoughts of homicide or suicide, as well as severe anxiety, paranoia and insomnia. People that use crystal meth are looking for the immediate and long-lasting high that the drug is reported to have.
Definition of adaptation for Students 1: the act or process of changing to better suit a situation 2: a body part or feature or a behavior that helps a living thing survive and function better in its environment
By Jennifer Kennedy. Definition: An adaptation is a physical or behavioral characteristic that has developed to allow an organism to better survive in its environment.Adaptations are the result of evolution, and may occur when a gene mutates, or changes by accident.xamples: One physical adaptation used in the intertidal zone is a crab's hard shell, which protects it from predators, drying out and being crushed by waves. A behavioral adaptation in the oceans is the use of loud, low-frequency calls by fin whales to communicate with other whales over great distances.