Knowee
Questions
Features
Study Tools

DOES THE Observation of urease test results requires a reagent to be added to the media after incubation

Question

Does the Observation of urease test results require a reagent to be added to the media after incubation?

🧐 Not the exact question you are looking for?Go ask a question

Solution

No, the observation of urease test results does not require a reagent to be added to the media after incubation. The urease test is a biochemical test used in microbiology to identify bacteria capable of producing the enzyme urease.

Here are the steps:

  1. The test organism is inoculated into a tube of urea broth.
  2. The tube is incubated at 35-37°C for up to 7 days.
  3. If the organism produces urease, the enzyme will break down the urea in the broth into ammonia and carbon dioxide.
  4. This reaction increases the pH of the medium, changing the color of the pH indicator in the broth from yellow (negative result) to pink (positive result).

So, the color change is the result of the biochemical reaction itself, and no additional reagent is needed after incubation to observe the results.

This problem has been solved

Similar Questions

How long can a specimen remain to be viable for laboratory examination? What is the basis of this timing?

How is the majority of urobilinogen that is produced daily removed from the body?

A laboratory test has __________ ___________ when it offers medical benefit to the patient

Which of the folliowing is not classified as an accessory organ of reproduction in the male? testes epididymides urethra seminal vesicles

The image below shows a write-up of an experiment on heat transfer. What was kept the same towards the END of the experiment to make it a valid test?

1/1

Upgrade your grade with Knowee

Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.