Abacteria culture starts with 100 bacteria and grows to 400 bacteria in 7 hours. assuming the bacteria grows according to an exponential model, find a function y(t) that gives the number of bacteria in the culture after t hours.

organ system-an organ system is a group of organs that work together to perform one or more functions. each does a particular job in the body, and is made up of certain tissues.

my teacher would say no s

they had the law tat factories that produces smoke cannot be built near residential buildings.

building of proper sewage system was done to ensure that the waste is carried away from the humans so that they do not get diseases from it.

also they built water systems to provide water in those areas which are drought prone.