A) s waves travels faster
Answer:
Tundra
Explanation:
Permafrost is a layer just beneath the surface of the ground that never thaws.
Answer:
chloroplasts work to convert light energy of the sun into sugars that can be used by cells. Its like a solar panel that changes sunlight energy into electric energy. The entire process is called photosynthesis and it all depends on the little green chlorophyll molecules in each chloroplast.
Answer: B. A combination of DNA and proteins in the nucleus of a cell
Diffusion is the movement of particles from high to low concentration
hope this helps..
