The bacterium Borrelia burgdorferi is the cause of Lyme disease. Certain types of ticks carry the bacteria. Which of the following describes the method through which humans can contract the disease? Group of answer choices

person to person

contaminated water or food

environmental factors

animal to person

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division

How have the greenhouse gasses increased from the year 2000 to 2018

In a heat engine of 1000 j of heat enters the system and the piston does 500 j of work what is the final internal energy of the system if the inital energy was 2000 j we have to do all of these down here 1)write the equation 2)list out your know variables 3)plug the numbers into the equations 4)solve 5)write your solution statemtn that includes inital energuy and final energuy added