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positive stain stick with specimen and gives it's color where as negative dye doesn't stick with the specimen but settle around it's outer boundary and forming a silhouette. that negative stain produce a dark back ground around the cell.

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What is the difference between positive supercoiling and negative supercoiling in DNA structure and how do they impact gene expression?

Positive supercoiling in DNA structure refers to the overwinding of the DNA helix, while negative supercoiling refers to the underwinding. Positive supercoiling can hinder gene expression by making it difficult for enzymes to access the DNA, while negative supercoiling can promote gene expression by making the DNA more accessible.


What is the difference between negative supercoiling and positive supercoiling in DNA structure?

Negative supercoiling refers to the twisting of DNA in the opposite direction of its natural helical structure, resulting in a more compact and twisted form. Positive supercoiling, on the other hand, involves the twisting of DNA in the same direction as its natural helical structure, leading to a more relaxed and unwound form.


What is the impact of negative vs positive supercoiling on DNA structure and function?

Negative supercoiling in DNA involves the twisting of the double helix in the opposite direction of its natural spiral, while positive supercoiling involves twisting in the same direction. Negative supercoiling helps in compacting DNA and promoting transcription and replication, while positive supercoiling can hinder these processes. Overall, negative supercoiling is more beneficial for DNA structure and function compared to positive supercoiling.


What is the difference between negative and positive blood type A?

The Rhesus factor, also known as the Rh factor, is an antigen that exists on the surface of red blood cells. People who have the Rhesus factor are considered to have a positive blood type. Those who don't have the antigen are considered to have a negative blood type.


Are eukayotic cells from you gumline gram-positive or gram-negative?

Eukaryotic cells, such as those found in the gumline, do not fall under the categories of gram-positive or gram-negative bacteria. The gram staining technique is used to determine the cell wall structure of bacteria, not eukaryotic cells. Eukaryotic cells have a different cellular structure, including a nucleus and membrane-bound organelles.

Related Questions

Is the difference of a negative integer and negative integer always a positive?

No, because if the positive was 8, and the negative was -4, the difference would be positive four.


Is the difference of a positive integer and a negative integer always negative?

No, because if the positive was 8, and the negative was -4, the difference would be positive four.


When you are subtracting a positive integer from a negative integer Will the difference be positive or negative?

positive


Is the difference of a positive integer and negative integer always a positive?

No, a positive minus a negative can be either or positive or a negative.


What is the difference about positive and negative?

negative is below zero, positive is above


Is the difference of a negative and positive always negative?

no


What are the Difference between positive and negative development?

one is positive, the other is negative


What is the difference between a negative and a positive?

positive ions carry positive charge and negative ions carry negative charge


What are the similarities between routine and positive messages?

What is the similarities between routine and positive messages? What is the similarities between routine and negative messages? What is the similarities of routine and persuasive messages? What is the similarties between positive and negative messages? What is the similarities positive and pursusive messages? What is the difference between routine and positive messages? What is the difference between routine and negative messages? What is the difference between positive and negative messages? What is the difference between positive andpersuasive messages? What is the similarities between routine and positive messages? What is the similarities between routine and negative messages? What is the similarities of routine and persuasive messages? What is the similarties between positive and negative messages? What is the similarities positive and pursusive messages? What is the difference between routine and positive messages? What is the difference between routine and negative messages? What is the difference between positive and negative messages? What is the difference between positive andpersuasive messages? What is the similarities between routine and positive messages? What is the similarities between routine and negative messages? What is the similarities of routine and persuasive messages? What is the similarties between positive and negative messages? What is the similarities positive and pursusive messages? What is the difference between routine and positive messages? What is the difference between routine and negative messages? What is the difference between positive and negative messages? What is the difference between positive andpersuasive messages?


What is the difference between positive and negative freedoms?

Positive freedom refers to the ability to pursue one's goals and fulfill one's potential, while negative freedom refers to the absence of external constraints or interference. Positive freedom focuses on the capacity to act, while negative freedom emphasizes the absence of obstacles.


Because it has a potential difference between the positive and negative terminals what can act as an electron pump?

A battery has a potential difference between its terminals due to a build-up of charge separation (positive and negative terminals). This potential difference can act as an electron pump by causing the flow of electrons from the negative terminal to the positive terminal through an external circuit, thereby generating electrical energy.


What is the difference between positive freedom and negative freedom?

Positive freedom refers to the ability to pursue one's goals and fulfill one's potential, while negative freedom refers to the absence of external constraints or interference. Positive freedom focuses on the capacity to act, while negative freedom emphasizes the absence of obstacles.