Student fills a water balloon with water and holds it on both ends to model tides. The student noticed the balloon bulging in the middle. What causes the balloon to bulge?
A-The ballon is bulging because the water is heavier at the bottom.
B-The balloon is bulging because of the gravitational pull of Earth.
C-The balloon is bulging because the water balloon is weak and about to burst.
D-The balloon is bulging because of the friction from Earth.

an active site is a region that is present on an enzyme where the reactants or the substrate molecules we can say bind and experience a chemical reaction. the substrate is basically a reactant whose concentration is changing and that is converting into a product after binding at the active site of an enzyme

a. population growth is decreasing

-2

+4

-10

-3

-8

-3

so the population decreased by 24 because 3+3+8+10+2=26-2=24.

hoped i !

explanation:

to this answer it would be edge enhancement