The type of research carried out by the professor at the University of Arizona is called Primary Research while the research which references that is called Secondary Research.
<h3>What is Primary Research?</h3>
This refers to research wherein data is collected directly from the sample as opposed to secondary research which dwells on primary research that has already been carried out by others.
See the link below for more about Primary and Secondary Research:
brainly.com/question/13672588
Answer:
because the atmosphere shields us from radiation from the sun. also, when you put on sunscreen, the risk for skin cancer decreases.
People are saying that Jesus had been angry because Angel sold a car
they had stolen together and refused to share the profits; this resulted
in an argument that ended with Jesus’s fatal stabbing.
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Answer:
personification
Explanation:
shadows of the ship rock in the crest.
Repetition crest has been repeated