Why does cellular respiration add carbon dioxide to the atmosphere but photosynthesis does not? During photosynthesis, carbon dioxide and water are used to produce sugars and oxygen. During respiration, the sugar glucose and oxygen and used to produce carbon dioxide and â¦water.  Resource: Science Explorer. Prentice Hall Life Science Text Book. No copyright intended.
Average Executive Assistant Pay vs. Other Best Jobs. Executive assistants earned an average salary of $51,870 a year in 2013, while administrative assistants took home an average of $34,000. A receptionist, who may report to an executive assistant, makes an average of $27,450 per year. However, others in the industry made substantially more in 2013: Management analysts earned an average of $89,990, and business operations managers earned close to $116,090.
Certifications. Executive assistants with a Certified Administrative Professional designationcan earn an additional 6 percent per year, or salaries anywhere from $40,015 to $53,795; at the senior level, salaries can reach upward of $46,905 to $63,600.he Bureau of Labor Statistics estimates that executive administrative assistants earned an annual wage of $48,120, or $23.13 per hour, for 2011. But this figure doesnât account for years of experience and certifications. Salaries increase with experience and with additional education.