If our own cells have membranes and proteins, why don't hand sanitizers damage our skin?

Q: What is the purpose of fixing a smear?

A: Smear- a smear is a thin layer of a sample such as bacterial cells or blood spread evenly on a glass…

Q: 1)What is the natural color of cytoplasm? How is it related to our need to stain bacterial cells? 2)…

A: The staining techniques are used to identify the morphological characteristics along with the size…

Q: What is the biological benefit(s) to the organism to have detachment induced cell death?

A: Anoikis is the programmed cell death that occurs in cells that detach from the surrounding…

Q: You have learned many different techniques so far this semester that allow us to identify pathogenic…

A: A pathogen is an organism that causes illness in its host, with virulence referring to the intensity…

Q: What is the advantage of the Kinyoun staining procedure over the Ziehl-Neelsen method?

A: Kinyoun staining is a technique used to stain bacteria. Specifically, acid-fast species of the…

Q: In the emergency room, an RN has cleaned an open wound with normal saline and hydrogen peroxide. You…

A: Hydrogen peroxide is active against wide range of organisms that includes bacteria,fungi, virus and…

Q: Note that it is not appropriate to self-diagnose outside of a medical context and this is a…

A: Introduction Bacteria are prokaryotic unicellular organisms. They are under the kingdom Monera.…

Q: Are cells dead when removed from the body ? Like if you take a buccal swab of cells, are those cells…

A: Introduction Necrosis is a type of cell death that occurs when a cell has been severely damaged by…

Q: What is the purpose of fixing a smear? Mark all that apply: 1. To attach the bacteria to the slide…

A: The staining of microorganisms is very much important that helps us in identifying the morphology…

Q: Which of the following is not an aim of fixation? A. To prevent putrefaction B. Remove excess…

A: Tissue fixation is one of the steps of sample preparation for the observation under an advanced…

Q: Why do we stain some organisms before viewing them under a microscope? (see top of p 14)

A: Microbiology is the study of microorganism. The organisms that cannot be seen through naked eyes are…

Q: why is it important that you disinfect your work area both before and after working with bacteria?

A: Bacteria are present everywhere in each and every corner,present on non-living surfaces and as well…