Nutrients can be classified as essential or nonessential. All of the following are reasons why a nutrient could be considered an essential except?

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle

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

its probably to later but whats the question