You can be parallel to something as in next to or you will pass it
Where is the diagram?
if it is prokaryotic: no nucleus .looks like bacteria.
if its eukaryotic: has a nucleus. and a lot of organelles
Well it depends on what you are talking about.
Answer:
The essay must begin with an introductory paragraph that explains to the reader what the paper is about (topic) and clearly expresses your main claim (thesis statement). The main claim should be stated in the introduction so that the reader can assess its validity while reading the body of the essay.
In this case: a thesis statement should always be used in the first paragraph to state your opinion and reasoning.