Which phrase from the excerpt best helps the reader understand what a mid Atlantic ridges Ridge is. - Other parts of the world oceans
-Part of an even bigger undersea range
-Enormous red worms
-Underwater Hot Springs

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.

the "power" of a lens is its resolution power, or its ability to distinguish between to closely located points. with the low power lens, it is likely you will see the rough form of the hay and maybe some movement of dots around the hay. however, when observed with the high power lens, the detailed features of the hay become visible and the microbes being grown are more clearly visible.

i hope this you

well the answer is 2!