Ответы на вопрос:
Designed to perform flights of people in outer space of their arrival, in particular, the delivery of people into space and space return to Earth (or another planet / space station).
ответ
Попробую
:’)
Объяснение:
Lifeon Earth arose in an oxygen-rich environment.
2.Our bodies process oxygenfor 100% effectiveness
3.Oxygen has always been presentin earth’s the atmosphere.
4.The appearance of photosynthesis? plant is known as the Great Oxidation Event.
5.Evidence suggests animal life appearedon the
land andin the oceansfor about the same time.
6. Land animals dependeating land plants for most of their oxygen
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