How many MYA was the mass extinction of dinosaurs, ammonoids, and many land plants?

Tides that occur during the new and full moons

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

What would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?