What was JJ Thomson Atomic theory? Joseph John Thomson discovered the electron in 1897. In 1904,  Thomson suggested a model of the atom as a sphere of positive  matter in which these electrons are positioned â¦by electrostatic  forces.
Cost of Perineal Hernia in Dogs. Stool softeners for dogs are usually $15 for 40 soft chews. Consult your veterinarian before trying human stool softeners on your dog. Enemas ($4 for a 4 pack) are another option.
1 Routine feline spay costs $75. 2  Additional charges apply for Pyometra services. 3  At Animal Alliance, a freestanding low cost spay/neuter clinic for cats and dogs in New Jersey, the cost of dog spaying is $125 to $250, depending on the weight of the animal. Additional charges apply for Pyometra services. 2  At Animal Alliance, a freestanding low cost spay/neuter clinic for cats and dogs in New Jersey, the cost of dog spaying is $125 to $250, depending on the weight of the animal.