Bleach will kill most blood borne pathogens.
Well they can, but its not usual.
If you have sexually-transmitted diseases, diabetes, hepatitis etc, you are not a qualified blood donor.
The answer differs from one disease to the next.
direct blood transmissiom victor borne transmission
If it's from a healthy person it shouldn't carry any special risk. But there are a lot of diseases that can be transmitted by blood.
AIDS (Acquired Immune Deficiency Syndrome) is not transmitted. HIV (Human Immunodeficiency Virus) is the virus that causes someone to develop AIDS. HIV is transmitted by contact with body fluids; blood, semen, vaginal fluid and breast milk. Many diseases can be transmitted by the same body fluids including a variety of STD's and bloodborne illnesses like hepatitis.
They are looking for communicable diseases. Mostly sexually transmitted, so that the marriage can start safely.
the white blood cell produces anti bodies which help destroy and diseases
To feed on the white blood cells, to travel throughout the body and to destroy diseases your welcome :)
Basic hand-washing may prevent many diseases from being transmitted
Bleach does not have much of a reaction with blood. Bleach can, however, be used to remove blood stains from clothing.
Do you mean lymphocytes? Lymphocytes are white blood cells which make chemicals called antibodies. Antibodies destroy bacteria which get into the blood. They give us immunity to diseases.