What discovery was made by alvin?
a. over 4000 new species of marine life
b. hydrothermal vents
c. the aqualung
d. the temperature of different parts of the ocean

What's the waste product of electrons and pyruvate combining in fermentation?  

Which is the most likely reason the writer of the play pygmalion chose to change the character of galatea from a statue to working-class woman?

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.