Organic compounds must contain carbon true or false

Astudent poured a solution of bromothymol blue indicator into three test tubes. then he placed an aquatic plant in two of the test tubes, as shown below. he placed a stopper on each test tube and placed them all in the dark for 24 hours. bromothymol blue turns from blue to yellow in the presence of co2

Which describes the habitat of a frog?

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture