Fill in the blank: the gravitational force between two objects is proportional to the of the masses of the objects

What is turgor pressure, what causes it, and what does it do for a plant?

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f

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