lrosesmith lrosesmith

24-03-2021
Chemistry

contestada

When plants began to evolve, oxygen levels in the atmosphere __________, which allowed animals to evolve. Which word completes the sentence? Increase, decrease or stays the same ??

Respuesta :

syvanocampbell0824 syvanocampbell0824

24-03-2021

Answer:

increase

Explanation:

bc the plant is going to take most of the air needed for the animals

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