Please help me find an investigative question for bio where the theme is climate

Why reason best illustrates why hershey and chase chose to use viruses in their experiment?

2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.

When ash and dust begin to settle on the ground, they eventually become compacted by