Answer:
puede ser cuando habla alguien como un personaje de libros como "¡no podemos dejarlo aquí!"
Scientists think that algae first evolved approximately 2.7 billion years ago, and soon after this oxygen began to exist in the atmosphere. Photosynthesis by primitive plants and algae released oxygen, which gradually built up in the atmosphere.
Explanation:
Answer:
Don't mark brainliest: reason: Not valid
I would help but don't understand it
Explanation:
Keep trying!
