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You preformed a gram stain on a sample from a pure culture of bacteria and observed a field of red and purple cocci adjacent cells were not always the same color what do you conclude?
Wiki User
∙ 9y ago
This is a Gram Stain. If the technique was proper, the red rods are Gram-negative and the purple cocci are Gram-positive. This staining technique is used to help identify various bacteria. The Gram-positive bacteria that are purple hold the stain due to it's layered cell membrane. It contains a peptidoglycan layer that acts as a lattice trapping the crystal violet-Iodine dye complex.
Wiki User
∙ 14y ago
Wiki User
∙ 9y agoYou can conclude that they are positive for niesseria gonorrhea.
Wiki User
∙ 9y agoIf the gram stain was performed correctly, then one thing could be the age of the cells. When cells are older than 24 hours they die. The primary stain could be giving false results.
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Why are contrasting colors important in gram staining?
# Suppose you performed a gram stain on a sample from a pure culture of bacteria and observed a friend of red and purple cocci. Adjacent were not always the same color. What do you conclude? # ## The bacteria was not a pure culture.
What type of organisms are usually observed with light microscope?
Bacteria
Scientists have observed evolution on a rapid time scale in what organism?
Bacteria
What kind of specimen can be observed under interference microscope?
specimen observed
Are bacteria smaller than a virus?
Viruses are non-living entities that show characteristics of living beings inside another living cell. Viruses consist of genetic material surrounded by protein coat. They lack organelles or membranes. Thus, they are very much smaller than bacterial cells which have membranes, and sometimes even organelles. In fact, many viruses inhabit bacterial cells. They are called bacteriophages. The smallest bacteria are in the order of .3 micrometers, while the largest viruses are in the order of 400 nanometers. A virus is smaller than bacteria A virus is smaller than bacteria
Why are contrasting colors important in gram staining?
# Suppose you performed a gram stain on a sample from a pure culture of bacteria and observed a friend of red and purple cocci. Adjacent were not always the same color. What do you conclude? # ## The bacteria was not a pure culture.
What would you conclude if you viewed a specimen under a microscope and observed rods and cocci?
If you observed rods and cocci under a microscope, you could conclude that the specimen contains both bacteria shapes. Rods refer to bacteria with a cylindrical shape, while cocci refer to bacteria with a rounded or spherical shape. The presence of both shapes suggests the presence of different bacteria species or varying stages of bacterial growth.
A scientist observed that these where moving rapidly?
bacteria
What was the first thing ever observed under the microscope?
bacteria
What are organisms observed in lahar area?
there are microbes, bacteria and fungi
What type of organisms are usually observed with light microscope?
Bacteria
What are some of the speciments that antonvon leeuwenhoek first observed?
Well Anton Van Leeuwenhoek first observed was bacteria.
Who is the founder of bacteria and when was it?
Anton Van Leuwan Hook observed bacteria first.He hovented the microscope first.
Scientists have observed evolution in a rapid time scale in what organism?
Bacteria
Scientists have observed evolution on a rapid time scale in what organism?
Bacteria
Based on the observed red shifts in the spectral lines of distant galaxies?
Astronomers conclude that the universe is expanding, because wavelengths are increasing.
Why will red and purple cocci be observed from a pure culture of bacteria?
No your Mom will dummy. Oh my i cant belive you calling your mom bacteria. werriod
