What technological advance in the industrial revolution sparked a population explosion?

a. medical and public health practices spread to less-developed countries.

b. antibiotics were introduced.

c. agriculture was introduced.

d. agriculture became mechanized.

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the:

Use the drop-down menus to match each part of the scenario to the correct scientific practice. akira records the speed of a reaction without a catalyst and then with a catalyst. akira creates a reaction without a catalyst and repeats the reaction with a catalyst. akira turns in a written lab report to his science teacher. akira wonders, "will adding a catalyst speed up this chemical reaction? " akira writes in his notes that adding a catalyst sped up the chemical reaction because the catalyst lowers the activation energy needed to get the reaction started.

Find the coordinates of the midpoint m of the segment with the given endpoints. then find the distance between the two points. round the distance to the nearest tenth. u(? 1,? 2) and v(8, 0)