Rocks that is easily rose it tends to wear down resulting and lower elevation areas rocks that resistance to erosion tend to remain as high elevation areas based on this information the rock of the highest peak

answer denitrification;

the cell is the smallest structural and functional unit of living organisms, which can exist on its own. therefore, it is sometimes called the building block of life. some organisms, such as bacteria or yeast, are unicellular—consisting only of a single cell—while others, for instance, mammalians, are multicellular.