Life’s CharacteristicsLife’s Characteristics

Living ThingsLiving Things Also known as Organisms

– Plants as well as animals, moss, mold, etc…:Reproduce.AdaptRespond use EnergyHomeostasisOrganized CellsGrow

ReproductionReproduction

Ability to Reproduce or make offspring

Ex. Humans produce other humans.

AdaptAdapt

Evolve or change over time= Evolution!

Response to SurroundingsResponse to Surroundings

Living things respond to stimuliA stimulus is any change in the

surroundings or environment.Ex. Changes in

– Temp.– Light– Sound

Response is an action or change in behavior.

Living things Respond to a Stimulus or Stimuli.

Ex. ???

Use of EnergyUse of Energy

Cells need energy to do metabolic processes

Metabolic – metabolism or chemical processes.

To grow, repair, replace cells.

HomeostasisHomeostasis

A “balance”Maintain a stable internal environmentKeeps to healthy and alive.

Organization of CellsOrganization of Cells

Basic Unit of LifeOrganisms either Unicellular or

Multicellular.Humans are made of trillions of cells.

Organized codeOrganized code

DNA or other Genetic instructionsLiving things are based on a universal

genetic code.

Growth and DevelopmentGrowth and Development

Grow – to become largerDevelopment – occurs to produce more

complex organism.Ex.

– tadpole to a frog