Answer:
Gel electrophoresis.
Explanation:
Gel electrophoresis is a technique that we can use to ensure that the amplification process worked because we can see the different bands of DNA in the gel and compare the bands with the DNA ladder. If we know the number of base pairs that the replicated DNA should have, we would expect to see the bands of DNA in a certain area of the gel that is accurate for that amount of bp according to the DNA ladder.
Physical activity or exercise can improve your health and reduce the risk of developing several diseases like type 2 diabetes.
Answer:
Contagion.
Explanation:
Contagion effect may be defined as a kind of the social influence. This refers to the certain behavior that are exhibited by one person and can be copied by other individual.
The individual might copy the original actor that has been exposed by the media or by the crowd. This explain the undesirable and unexpected aspects of the different behavior of the people in the crowd. This can also be included in the collective human behavior.
Thus, the correct answer is option (b).
I think it is c because primary research is original and from the certain time while secondary research is collected from others by research and stuff