Machine-translated by Google. Questions are authored in English.
Top

Discussion

Filtration is chosen in preference to heat when the material is

  • A.too viscous to be treated otherwise
  • B.damaged by heating
  • C.contaminated with spores only
  • D.already known to be sterile

Answer: B

Vaccines, sera, enzyme solutions and some antibiotics are destroyed by autoclave temperatures, so the organisms are removed physically instead of being killed. The trade is that anything smaller than the pore, including viruses, passes straight through.

No comment is present. Be the first to comment.
Loading…

Post your comment

Please log in or register to post a comment.