Bromothymol blue is an indicator that can be used to determine the effects photosynthesis and cellular respiration. as more co2 is added, it turns yellow. when more o2 is added, it turns blue. a plant is placed in water while a student blows bubbles into the water with bromothymol blue. the water turns yellow. after 15 minutes, the water returns to a blue-ish color. how more o2 added, causing the water turn back to blue?

What terms describes being out of water after being submerged

Paint and solvents pose no potential hazard to human health. select the best answer from the choices provided t f

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous