We should NEVER keep volatile solvents, such as ether, acetone, or benzene, in an open beaker or Erlenmeyer flask because vapors can ignite and flashback if they reach a flame. All BUT ONE safety precaution is necessary when using volatile solvents. That is . WILL MARK BRAINIEST
a. work under a fume hood

b. know how to engage the safety shower

c. always heat in a closed container

d. know the location of the fire extinguisher

answer: b: experiments that showed that all cells are similar in how they metabolize and in their composition

explanation:

videntify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.identify the dna change shown in the diagram and explain how that change can result in the increased genetic diversity often seen among siblings.

the answer is d. exposing corruption in the church