When compared to the positive control, a disinfectant dilution is considered to be useful if it stops bacterial growth.
Choosing a disinfectant:
When selecting a disinfectant, keep the following things in mind:
- The range of bacteria that need to be eliminated. Look into the specifications of the manufacturers.
- The conditions of usage of disinfectant.
Application of disinfectants :
- Activity: it is necessary for efficient disinfection since, once diluted, it degrades over time. Different disinfectants deteriorate at different rates. Obtain data from the manufacturers. Disinfectants that don't have a color indication, like Virkon, should be marked with an expiration date.
- Touch time: it has to be verified that the manufacturer's data to make sure the organism stays in contact for the specified amount of time. Considering that solid materials like cells and tissue granules are difficult for disinfectants to penetrate, autoclaving would be a more effective way to inactivate.
Therefore the correct choice is an option (A).
Learn more about disinfectants here:
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Carbon is released into the atmosphere
Answer:
In cabbage butterflies, White wings are dominant to yellow wings. Create a Punnett Square that shows the offspring that results if a Ww butterfly is crossed with a ww butterfly. Create a Punnett Square. What percentage of the offspring will have yellow wings? and What is the phenotypic ratio (color ratio)?
Ww x ww= Ww, Ww, ww, and ww
50% has yellow wings
The phenotypic ratio is two white wings butterflies and two yellow wing butterflies 2:2 50%:50%
Explanation:
