There are different kinds of investigations. The investigation that would it be best be use in observational data obtained outside of a laboratory rather than empirical data from controlled experiments is;
- an investigation to determine the structure of a protein.
<h3>How do one determine the structure of a protein?
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The common way used to study protein structures is the use of X-ray crystallography.
In this method, solid crystals of purified protein are put into an X-ray beam, and the pattern of deflected X rays is employed to know the positions of the atoms that is inside the protein crystal.
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In a representative democracy, people are choosing the representatives. They basically get to choose what type of person they want to make decisions for their country.
<span>"Have you ever received a speeding ticket? ______ yes ______ no," when followed by a question such as: "when did you receive that ticket?"</span> is called a Contingency or Filter question.
In social research, this types of questions enables the researcher determine whether the respondent is qualified or has enough experience to answer the next or preceding questions.
Answer:
The correct answer is true.
Explanation:
The correct answer is true, because American culture is a mixture of different cultures that affected it throughout different periods of time. That is why immigrants affected and shaped American culture. America is created by immigrants and that is why the culture of this country and the whole continent is shaped by them.
Of course, this means that answer false is not correct at all.
