Answer: Young rivers are channels that are deeper than they are wide, have a very fast flow, and contain frequent waterfalls and rapids
Answer:
Cells are the basic unit of a living organism and where all life processes are carried out. Animal cells and plant cells share the common components of a nucleus, cytoplasm, mitochondria and a cell membrane. Plant cells have three extra components, a vacuole, chloroplast and a cell wall.
The answer u r looking for is- thylakoids. ;)
Answer: The second answer because, the Earth's mantle is mainly a fluid, but sometimes a solid. It rises, but never sinks.
Hope his helped! <3