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Gram-positive bacteria and Gram-negative bacteria are different in their colouration when dyed and viewed with a light microscope. Gram-positive appear violet, and Gram-negative appear red.
Gram-positive and Gram-negative classification, however, has nothing to do with size.
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Reasons why a smear from a gram-positive control showed a gram-negative result?
the smear decolourised more time than it required
How might pea agar inhibit both gram negative and gram positive?
By containing more than 25% phenylethyl alcohol.
Why are gram negative eubacteria usually much easier to disrupt by sonic oscillation than gram positive eubacteria?
Though it is hard to make out your question Gram negative bacteria have two thinner walls of peptidoglycan while Gram positive bacteria have one rather thick wall of the same substance. This may be the reason Gram negative bacteria are easier to " disrupt. " ( Whatever that means )
Why are gram positive bacteria more heat resistant than gram negative bacteria?
Gram positive bacteria contain more peptidoglycan than gram negative bacteria which is the substance responsible for the increased strength of gram positive bacterias cell walls therefore making them more resistant to heat. Gram negative do contain peptidoglycan but much, much less
What is the differences between gram positive and gram negative cells?
Gram was a scientist who invented a technique called Gram staining by which bacteria can be colorized and divided into two groups.Gram positiveappearance: blue to transfer to purpleStructure: Have thick layer of peptidoglycan over inner cytoplasmic membrane.They lack LPS-lipopolysaccharides.Gram negativeappearance: pink to transfer to redStructure: In gram negative bacteria the peptidoglycan layer is thinner and is located between space of the outer and inner cytoplasmic membrane.The cell wall contains LPS, which make them virulent.
What is negative subtracted by a positive?
The Answer could be neither positive nor negative because the positivve could be bigger than the negative or the neagative could be bigger than the positive
How Can you elimintate gram positive bacteria from a gram positive gram negative mixture with mild detergent treatment?
as gram negative have low content of phospholipids than positive detergents at low concentration effectively kill negative bacteria
When you add a positive and a negative what does it become?
the answer could be negative or positive depending on whether the negative number you're adding is bigger than the positive number
Are negative numbers bigger or positive?
Positive numbers are larger than negative ones.
Is a positive number bigger or smaller than a negative number?
It is bigger
Is positive 8 bigger than negative 3?
no
Is a negative integer bigger then a positive integer?
no, all negative numbers are smaller than positive numbers
Is a negative number added by a postitive number a negative number?
sometimes... if the negative number is bigger than a positive number, than the answer is negative. if the positive number is bigger than a negative number, then the answer is positive. if they are the same, then the answer is zero. here is a helpful hint. -x+y is the same as y-x.
What is 5minus positive 9?
The answer to this is -4, or negative 4. A positive number minus a positive number bigger than it will always be negative.
Is positive 100 bigger than negative 101?
Yes
Is a negative number bigger than a positive number?
Never.
Is a negative number bigger than a decimal?
If the decimal is positive, than a negative number is less than 0.
