DNA samples are added into wells with the help of electric current.
<h3>How dna samples added to the wells?</h3>
DNA samples are added into wells at one end of a gel whereas an electric current is applied to pull them through the gel. DNA fragments are negatively charged, so they move towards the positive electrode.
So we can conclude that DNA samples are added into wells with the help of electric current.
Learn more about dna here: brainly.com/question/16099437
They are called <span>nucleotides. </span>
Answer:
Rubella.
Explanation:
German measles is a viral infection that causes red rashes on the whole body of an infected person. The disease can be easily spread from infected people to healthy people by sneezing or coughing.
The German measles is caused by rubella virus.Rubella virus contains single stranded DNA as its genetic material. Rubella virus causes fever and swollen lymph nodes in infected individuals.
Thus, the correct answer is rubella virus.