All you need for life forms (most simple forms) is amino acids. They have actually been created by scientists.
it's half life
A self-sustaining environment like Earth contains all the materials needed for life, such as water, organic molecules, and energy sources like sunlight. This balance enables the development and sustenance of diverse life forms.
it turns CO2 (which we cant breath in) into Oxygen. Then we breathe out CO2
It provides life-giving oxygen for people and animals and provides carbon dioxide for plants.
Only robot probes can land on mars. But there are some evidence that is needed to be cleared
In science a "cell" is the smallest thing that can do everything needed for life.
Life.
Needed
Life cannot exist on Mercury.
Water
because everything need energy in its life
Oxygen
air
Oxygen
air
Water :)
The three conditions needed for life as we know it are: liquid water, a source of energy, and a stable environment with suitable temperatures.