LIFE CHARACTERISTIC PROPERTY
Order- Each structure or activity lies in a specific relationship to all other structures and activities.
Metabolism -Organized chemical steps break down and build up molecules, making energy available
or building needed parts.
Motility- Using their own power, organisms move themselves or their body parts.
Responsiveness- Organisms perceive the environment and react to it.
Reproduction- Organisms give rise to others of the same type.
Development- Ordered sequences of progressive changes result in an individual acquiring increased
Heredity- Organisms have units of inheritance called genes that are passed from parent to offspring
and control physical, chemical, and behavioral traits.
Evolution- Populations of organisms change over time, acquiring new ways to survive, to obtain and
use energy, and to reproduce.
Adaptations- Specific structures, behaviors, and abilities suit life-forms to their environment.
Properties of Life
Chapter 1 of the text highlights the nine properties of life. Briefly describe each of the nine properties and discuss how things like a virus, prion, and viroid can reproduce, but are not considered to be alive.Address the question: how can things like these that are not considered to be alive "evolve"?