Answer:
improper disposal of sewage
Men must inherit colorblindness or hemophilia from their mothers because colorblindness and hemophilia are located on the X chromosome, which are inherited from their mother.
If an atom is unstable it can become stable by the gain or loss of electrons.
That they are <span>caused by microorganisms.</span>
D mantle
The mantle swells up in response to the plate moving
