A chromosome (from Greek: ÏÏá¿¶Î¼Î± color and Ïá¿¶Î¼Î± body) is a packaged and organized structure containing most of the DNA of a living organism.
Diphtheria, tetanus and pertussis are prevented by a childhood vaccine, called DTaP, and a newer vaccine for adolescents and adults, called Tdap.
What Does a Tetanus Shot Do. A tetanus shot protects against bacteria, called Clostridium tetani, which is found in soil and animal faeces. Tetanus or lockjaw, as it is commonly referred to, is a serious disease that can happen if dirt containing the tetanus spores gets into an open wound in the skin causing contamination.