Lab Internship Daily Summary Sorta-ish

Jun 13, 2011 12:24

Day1: Cognitive Psychology and Cognitive Neuroscience
Cognitive Psychology deals with behaviors and the 5 senses. Mainly talks about the human memory and how the brain perceives certain objects. For example, you place a chair in front of an subject, he identifies it as a chair, but why does he still know it's a chair after the chair has been flipped or turned. Moreover, why does the subject still identify a different kind of a chair, a chair? How does the human brain categorize objects? Cognitive Neurosciences attempts to explain which part of the brain is held responsible for which sense, more specifically, which function? i.e. the function for identifying colors, shapes, languages ect. Neurosciences also dives into "attention," "consciousness," and "unconsciousness." To understand these concepts a series of methods are used. Each concept falls under its own category. There are method in which the subject is asked to perform a series of tasks and whichever part of the brain "lights" up means that part is most likely held responsible for that function. A more popular way is using the human's "unconscious" state, in which the subject is not conscious of knowing something, but it turns out that whatever it was shown to his unconscious state affects how his conscious state reacts. 
There is no right or wrong answer, as long as you can find enough evidence to support your claim.

Day2: DNA splicing and Fruit Flies
The said DNA is isolated through a series of spinning in the centrifuge. Buffers are added to filter out the non-DNA stuff such as proteins. Once the DNA is isolated, it's put into this machine that runs electric current through the selected DNA. In the end, if the DNA showed up in the organism, then the markings will match with that of the marker.

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