The 15th Amendment is the last of the three âReconstruction amendmentsâ that passed after the Civil War. This amendment prohibits the states or the federal government from using a citizen's race, color or previous status as a slave to be a voting qualification.
Toxic shock syndrome is a condition caused by bacterial toxins. Symptoms may include fever, rash, skin peeling, and low blood pressure. There may also be symptoms related to the specific underlying infection such as mastitis, osteomyelitis, necrotising fasciitis, or pneumonia. TSS is caused by bacteria of either the Streptococcus pyogenes or Staphylococcus aureus type. Streptococcal toxic shock syndrome is sometimes referred to as toxic shock-like syndrome. The underlying mechanism involves the
Causes of Down Syndrome. From what is known about the causes of Down syndrome, environmental factors and parents' behavioral activity do not seem to play a role. Most cases (approximately 92 percent) are caused by trisomy 21, which means each cell in the body has three copies of chromosome 21 instead of the usual two copies.