How would the appearance of free oxygen in the atmosphere affect the types of cells present on the early Earth?

Drop in child care facilities are required to be licensed

I’ll give you free brainliest + free points if you answer this correctly the most common cause of a stuck accelerator is the a. engine b. steering wheel c. brakes d. floor mat

Which statements describe continental crust? select the three correct answers. a-it is formed in all parts of the continents. b-it is made mostly of volcanic rock. c-it is destroyed by melting near the top of the mantle. d-it is less than 10 km thick. e-its ages ranges from very young to more than 4 billion years old.