Why does an enzyme function as a catalyst in a reaction? a. it maintains the proper temperature needed for the reaction. b. it decreases the amount of energy needed for the reaction. c. it creates the right ph needed for the reaction. d. it provides the extra energy needed for the reaction.

1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

Need an artist designed a badge for a school club. figure abcd on the coordinate grid below shows the shape of the badge: the badge is enlarged and plotted on the coordinate grid as figure jklm with point j located at (2, -2) and point m is located at (5, 4). which of these could be the coordinates for point l? a. (2, 4) b. (8, 4) c. (5, 1) d. (5, 7)