Enter and/or revise your hypothesis for the sample identity in the final column as you gather data (amylase, pepsin, thermophilic enzyme). When you have completed all of your tests, page ahead to present your conclusions.

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.

A(n) is a molecule influences the way that a molecule reacts.

Which of the following is an abiotic factor in an ecosystem? a. bacteriab. airc. niched. grass(abiotic=non-living) me !