What should be contained in a thesis statement?
The thesis statement should contain the major, overarching argument you are attempting to portray in your essay. An efficient thesis statement is concise; it covers the main points of the argument without over-indulging on information. It should be no longer than one or two sentences, and it should be revealed in the first paragraph of your essay.
Describe the differences between the two major classifications of symptoms seen in schizophrenic patients.
Symptoms of schizophrenia are classified as positive or negative. Positive symptoms include delusions, hallucinations, and disorganized speech/behaviors, whereas negative symptoms include depressive symptoms such as anhedonia (loss of pleasure) and flat affect (monotone speech). Positive symptoms can be treated with medication, but negative symptoms are more difficult and often require intensive therapy to control.
Explain how DNA function can be changed without a change in the amino acid sequence.
Methylation (addition of a methyl group) to the cytosine or adenine bases of DNA can alter the expression of genes without changing the base sequence.