694 Answered Questions for the topic microbiology

Microbiology Biology Biochemistry

09/25/20

Antibiotic Resistance Reference
Hi!Can someone please give me a link to a table where I can find reference value for when the inhibition zone length is counted as resistant or susceptible for E.coli and Tetracycline 10 mikrograms?
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Microbiology Biology Biochemistry

09/24/20

E. coli antibiotic
Hi!I wonder if Streptomycin is effective for E.coli infections?Some sources say yes, others say that it enhances its growth.Which one is true?Thanks!
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Microbiology Biology Biochemistry

09/24/20

Inhibition zone
Hi!I did a Kirby-Bauer lab seeing antibiotic resistance in E.coli. I have measured the inhibition zones, but I am not sure how to confirm if it is large enough to be considered not resistant or... more
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Microbiology Biology

09/24/20

Ampicillin effect
Hi! I wonder of Ampicillin kills bacteria and if I am right:It kills it by preventing the cell wall to be built up and when the bacteria cell will divide, there is no cell wall to hold it together... more
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Microbiology

09/14/20

How many grams of NaCl do you need to make 500 mL of 1M NaCl solution
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Microbiology

09/11/20

Bacteria on a petri dish in relation to our environment.
How are the petri dish vs. your own body very different environments for bacteria? Like how is it that we can see the bacteria on a petri dish after touching it, yet we can't see the bacteria on... more
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Microbiology Biology Chemistry

09/04/20

Sulfur bacteria
Hi!I have learned that sulfur bacteria are a type of chemoautotrophic bacteria.So they take hydrogen sulfide and transform it to sulfate? Is that it? Is there any chemical reaction for it?I would... more
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Microbiology Biology Chemistry

09/02/20

Biology disinfectant Question
Which of the following is considered a high level disinfectant that would inactivate biological spores?A. 95% ethanolB. Quaternary ammonium disinfectantC. 10% household bleach in water soluntionD.... more
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Microbiology

08/31/20

create a dominant repressor of INO1 and other inositol regulatory genes?

Describe a mutation to the Opi1 transcription factor or another gene that will create a dominant repressor of INO1 and other inositol regulatory genes? How would you test the resulting mutant to... more
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Microbiology

08/31/20

mutation to the Opi1 transcription factor

Describe a mutation to the Opi1 transcription factor or another gene that will create a dominant repressor of INO1 and other inositol regulatory genes? How would you test the resulting mutant to... more
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Microbiology Math Science Biology

08/30/20

Label The diagram A ⮂ B+C

A ⮂ B+Ca. Reactant (substrate) for hydrolysisb. Products of hydrolysisc. Reactants for synthesisd. Product of synthesis
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08/29/20

Label the reversible chemical reaction diagram 
A ⮂ B+Ca. Reactant (substrate) for hydrolysisb. Products of hydrolysisc. Reactants for synthesisd. Product of synthesis
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Microbiology Biology Chemistry Anatomy

08/29/20

Label the reversible chemical reaction diagram

A ⮂ B+C a. Reactant (substrate) for hydrolysisb. Products of hydrolysisc. Reactants for synthesisd. Product of synthesise. reaction arrow for hydrologic reaction f. Reaction arrow for synthetic... more
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Microbiology

08/15/20

How does a bacteriophage infect its host?
Explain what happens and how infection occurs.
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Microbiology

07/17/20

2. What color would a Gram-negative cell be if we skipped the alcohol step? What color would a Gram-positive cell be if we skipped the same step? Why?
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Microbiology Biology

06/19/20

Signal Molecules
Hi,I am absolutely struggling to find the signal molecules for the following receptors. Which signal molecules actually bind to each. Would anyone be able to guide as to where I could learn this... more
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Microbiology Thermodynamics Cello

06/14/20

Does living cells defy the 2​ law of thermodynamics?
Synthesis of protein molecules from the amino acids reduces randomness inside the cells. Does living cells defy the 2​ law of thermodynamics?
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Microbiology Science Biology Physics

06/08/20

Anatomy & Physiology (MRNA & DNA)

Which nitrogenous bases would be found on the MRNA transcribed from a DNA strand with the following nucleotide sequence: AAA/TTT/GGG/CCC and why?
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Microbiology Science Biology Anatomy

06/08/20

Anatomy and Physiology (DNA)
One DNA strand of Chromosome #12 has the following nucleotide sequence: TAC/CGC/CCT/TGC/GTA/CTC/ACT.What nitrogenous bases would be found on "the other DNA strand lying along side of it and why?"
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Microbiology Biology Pathology

06/05/20

Is bacteria a type of cell?
It seems very similar to plant cells with cell wall, has a nucleus. They look like bad cells that do not need to be formed inside bodies, but once in bodies of animals, multiplies and creates... more
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Microbiology Science English Business

05/30/20

Please solve it
Q.1. Consider the nutrients' concept below and use it to answer question1(a,b)Nutrient Access concept: it is believed that maximum crop growth can be achieved by constantsupply of soil nutrients... more
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Microbiology

05/17/20

Actin Monomers and polymerization
Protein X binds actin monomers. In a cell where the gene for X has been mutated so as to make the protein non-functional, polymerization decreases. Can you explain why and how this works?
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Microbiology Biology

05/13/20

Bacteria flagella
Are bacteria flagella made up of microtubules?
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Microbiology Biology

05/13/20

Capping microfilaments
What happens if we cap a microfilament at it's (+) end?
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Microbiology Biology

05/13/20

Lysosomes and peroxisomes
Compare and contrast Lysosomes and peroxisomes
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