The Order of Reagents in the Gram Stain Reaction Is

question 46

Multiple Choice

The order of reagents in the Gram stain reaction is

• A) safranin, alcohol, methylene blue, iodine.
• B) crystal violet, iodine, alcohol, safranin.
• C) methylene blue, alcohol, safranin, iodine.
• D) crystal violet, alcohol, iodine, safranin.
• E) alcohol, safranin, iodine, crystal violet

---

Definitions:

Archaea

A domain of single-celled microorganisms that are genetically distinct from bacteria and eukaryotes, often found in extreme environments.

Viral Replication

The process by which viruses reproduce by infiltrating host cells and using their machinery to create copies of themselves.

Biological Evolution

The process by which living organisms are thought to have developed and diversified from earlier forms during the history of the earth.

Chemical Evolution

Chemical evolution refers to the process by which simple chemical compounds present in the Earth's early environment underwent complex interactions leading to the formation of more complex molecules, including the precursors of life.