Which is true about scientific theories?
a. scientific theories are always unreliable.

b. scientific theories prevent new questions from being asked.

c. scientific theories can be rejected by new reliable evidence.

d. scientific theories can never be proven wrong.

What re the two main phrases of the cell cycle.

When elements that form a mineral dissolve in hot water, they form a mixture called a(n) a)geode b)vein c)evaporation d)crystallization e)magma f)lava g)solution h)gem

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