Faciliated diffusion.
Both facilitated diffusion and simple diffusion do not require ATP; however, simple diffusion does not use transport proteins. Facilitated diffusion uses transport proteins which are carrier and channel
Individual 1 is male individual 2 is female
Answer:Carbon dioxide accounts for most of the nation's emissions and most of the increase since 1990. Transportation is the largest source of greenhouse gas emissions in the United States, followed by electricity generation.
Explanation:
Im not 100% sure but the best answer I can give is Prokaryotes because they came to be around the time oxygen did as well.
Answer:
An organisms niche is it's role in the ecosystem. This includes what it eats and what it's eaten by, and is usually affected by it's habitat.
An organisms habitat is simply where the organism lives.
