A meteor crashed into earth carrying a strange alien gass. The gas wasn't poisonous, but it did remove all the cholorplasts from EVERY plant cell on earth. (How would earth be different?)

(How would this change life for humans?)

Plz ! cattle ranchers and dairy farmers rarely allow all of their animals to reproduce instead they practice selective breeding and only encourage the reproduction of animals with specific features. which of the following cows would a dairy farm most likely choose to reproduce? a. a cow that makes a lot of milk. b. a cow that can run quickly. c. a cow with a think, soft fur. d. a cow with large, strong hooves.

How many types of rock can form from the rock cycle

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content