Are microscopic and macroscopic ecosystems affected by limiting factors differently?

1. is geographic distribution

2 is increasing complexity

3 is transitional forms

answer///systemic;

the cover letter for a job search includes the skills one has for the particular job. including a cover letter is always a good idea, as it describes the ability to perform a task, and the employer can easily fetch the intention of the job you want to do.  

the cover letter is very important to be included in the job search document. hence, i strongly with the statement.