What body system contains hemoglobin

The energy of blowing wind can be harnessed to create electricity. why is wind considered a renewable energy source? a) wind does not cause destruction of the environment.b) wind turns the blades of a windmill that creates electricity.c) wind provides only a very small amount of electricity to the united states.d) wind comes from atmospheric conditions that are available indefinitely.

The diagram illustrates the activity of vesicles during a cellular process.

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.