The Framework identifies seven crosscutting concepts that bridge disciplinary boundaries, uniting core ideas throughout the fields of science and engineering. ... A major activity of science is investigating and explaining causal relationships and the mechanisms by which they are mediated.
The statement saying, "<span>A demonstration speech typically revolves around a process or sequence of events</span>." is true. As the name suggests, a demonstration speech aims to inform the audience primarily through demonstrating the steps involved in accomplishing a certain task. It is then necessary that the process is done chronologically and in detail.
Chloroplasts should be the answer
