Life Functions and the size of things Flashcards
definitions
Community
Populations that live together in a defined area.
Biosphere
The part of Earth that contains all ecosystems
Organism
Individual living thing
Ecosystem
Community and its non-living surroundings
Population
Group of organisms of one type that live in the same area
Molecules
Groups of atoms; the smallest unit of most chemical compounds
Groups of cells
Tissues, organs and organ systems
Cells
The smallest functional unit of life
Metabolism
The chemical processes that occur within a living organism in order to maintain life.
Respond to Environment
To be able to adapt to weather or climate changes
Homeostasis
The tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes.
Growth/Development
The gradual increase of an organism. Either producing more cells or packing more into a singular cell.
Reproduction
The action or process of making a “copy” or replacement of an organism through a sexual or asexual process.
Excretion
The process of eliminating or expelling waste matter
Nutrition
The process of providing or obtaining the food necessary for health and growth.
