Things that have all the characteristics of life
Organisms
The smallest unit of life
Cell
Living things that are made of only one cell
Unicellular
Living things that are made of two or more cells
Multicellular
Characteristic of life of all organisms: they are made of at least one cell
Organization
Type of organisms that grow by increasing the cell's size
Unicellular
Changes that occur in an organism during its lifetime
Development
Type of organisms that grow by increasing the number of their cells.
Multicellular
Process by which an organism makes one or more new organisms.
Reproduction
Changes in the environment that affect to an organism
External Stimuli
Stimulus that organisms perceive inside their body
Internal stimuli
Reaction of an organism when it perceives changes in the environment or feel something inside their bodies.
Response to stimuli
An organism's ability for to maintain steady internal conditions when outside conditions change.
Homeostasis
When your body sweats because outside it's too hot and the body temperature was increasing, it's an example of:
Homeostasis
What's the first and main source of energy of living things?
The sun
How does energy flow through living things?
Food web or food chain
