Rock 2- volume=30cm3, mass=60g, and density=2g/cm3
Answer:
TACGTACGTTAC (so the second one)
The answer is the option A. removing plants from hillsides eliminates the root structures that anchor soil. Indeed the roots of trees, further to anchor the tress to the floor, serve as a net to which the soil attaches preventing the soil of been washed and removed by rainstorms
