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During the biochemical test the addition of methyl red to which of the following media will produce a red layer
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17 hours 0 Answers 7 views New Member 0

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I would like to conduct a home experiment in which we use CRISPR to limit the height of St. Augustine grass. Questions: Given the extensive research on this type of grass developed by the university of Nebraska, what strand of DNA/RNA should ...
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There is a process that I cant remember the name of. When I learned it there were really great videos on it and everything. Basically am trying to explain this process to a friend and its hard to prove I'm ...
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2 months 0 Answers 148 views New Member 0

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During a viral infection, the virus reproduces in the body exponentially.  In a typical Coronavirus infection, h0w many viral particles will the host produce/carry? The virus seems to be spread by sneezing and coughing.  Approximately how many viral particles might be ...
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3 months 0 Answers 194 views New Member 0

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Why is it beneficial for E. coli to have several different types of oxidase enzymes?
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3 months 0 Answers 196 views New Member 0

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There are two demos in my lab for K. mobilis on a MacConkey Agar plate. One of them shows as yellow and the other shows as very very pink. So which one is it? I know that Klebsiella pneumoniae is a ...
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4 months 0 Answers 181 views New Member 0

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If a virus has not entered a host, is it considered non-living?  
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4 months 0 Answers 221 views New Member 0

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Hello Everyone.. I am working on herbal extract to test thier effective on bacteria / + - / but the inhibitor zone doesn't show clear .. it's It is scattered, not regular ! I used Disk Dissolves to test the effect ...
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5 months 0 Answers 282 views New Member 0

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What's the final numbers for bacteria: When 20 isolated of bacteria will be inoculate in broth media, the cell will be divided each 2 min, calculate the numbers of bacteria after 20 min , 30 min , 1hrs, 10 hrs, ...
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7 months 0 Answers 336 views New Member 0