What are 4 human activities that interfere with ecosystems, food chains and food webs.

Which process is involved in growing crops? irrigation transportation recreation condensation

Which part of the neuron below is indicated by the arrow, and what is its function? hormones send chemical signals throughout the body to regulate other body processes. hormones are chemical signals that are sent throughout the body to regulate other body processes. hormones send electrical signals throughout the body to regulate other body processes. hormones are electrical signals that are sent throughout the body to regulate other body processes.

How do living things obtain phosphorus