§ 125.00 Homicide defined. Homicide means conduct which causes the death of a person or an unborn  child  with  which  a female has been pregnant for more than twenty-four  weeks under circumstances constituting murder, manslaughter in the first  degree,  manslaughter  in  the  second  degree, criminally negligent  homicide,  abortion  in  the  first degree or self-abortion in the first  degree.