tjayy763rd tjayy763rd

20-10-2021
Biology

contestada

Which of the following was likely present in Earth's early atmosphere over four billion years ago?

Group of answer choices

Presence of DNA molecules

Very hot temperatures

Low levels of ultraviolet radiation

Abundance of oxygen

Respuesta :

chainofiron chainofiron

20-10-2021

Answer:

low levels of ultraviolet radiation ;)

Answer Link

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