Using graph 1 explain how enzymes work include the term activation energy and compare the two curves explaining which is with the enzyme

The population of bacteria in a petri dish doubles every 40 seconds. the population of the bacteria is initially 400 organisms. what unit is most appropriate for the time at which the number of bacteria is 300? hour bacteria per hour second bacteria per second

Which of the four major uses is predicted to change the least by 2020?

9. the history of life on earth is recorded in