I think the correct answer from the list of choices above is option A. Carbohydrate is the polymer that acts as an energy storage molecule. It is the molecule that is used inside the bodies of living organisms in order to have energy to do processes in order to live.
I don't know what the expieraments about but I can say its rather B or C the independent variable is the variable that you are testing.
Groundwater refers to the water present underground, in the spaces and cracks in the sand, soil, and rock. It is accumulated in and moves gradually through the geologic creations of sand, soil, and rocks known as aquifers.
The groundwater supplies drinking water to about 51 percent of the total population of the United States and 99 percent of the rural population. Almost 64 percent of the groundwater is utilized for irrigation purposes, and it is also a source of recharge for rivers, lakes, and wetlands.
Hence, the correct phrases that describe groundwater are feeds rivers, used for irrigation, and provides drinking water.
Hey there!
Enzymes can be reused over and over again
