B. pertussis and B. parapertussis are very similar species. Both species cause pertussis (whooping cough) in humans and are separated merely by the toxins they release during infection. B. parapertussis releases toxins that seem to cause a milder form of pertussis (whooping cough). B. bronchiseptica causes respiratory disease in various mammals and occasionally in humans. The species is further separated from B. pertussis and B. parapertussis by being motile.
Provide electrical wiring and lighting to code - This is going to depend upon the amount of work required, but electricians average from $65 to $85 per hour. Any given project might be priced on a per item basis, or the electrician might simply craft a bid based on the number of tasks to be performed.
As an electrical engineer for a power company I see on average a house that is 1600-2000 square feet and having electric appliances except for the furnace use an average of 15 â¦ 00Kwatt-hours per month making 50 Kwatt-hours per day and a total of 18,000 Kwatt-hours per year.hat is the average labor cost per hour in the US? From an article in May 2006, with the link below, the average labor cost per hour in the US seems to be around $19, rounded.