Answer: True
Explanation: Fredrick Douglas was an escaped slave and spoke against slavery which makes sense cause he tried to escape it
All of the activities designed to get a candidate elected to public office are called campaigns. Campaigning is a very important part of getting the requisite amount of vote for getting to the public office. It is already been proved historically that proper campaigning can make a person get through the elections very easily.
Jamestown which was made in 1585.
Answer:
The available evidence suggests that immigration leads to more innovation, a better educated workforce, greater occupational specialization, better matching of skills with jobs, and higher overall economic productivity. Immigration also has a net positive effect on combined federal, state, and local budgets.
Explanation:
Answer:
Biosafety level 3 requires at least two-door separation between the area where biohazards are used and the personnel not associated with the research, requires inward inflow into the lab and must have a visual mechanism to verify that air is flowing in the appropriate direction
Explanation:
Biosafety level 3 is required for clinical, diagnostic, teaching, researching or production laboratories working with microbes that are also following BSL-1 and BSL-2 but as these pathogenic agent can lead to life-threatening disease by inhaling it, besides other contaiment precautions, the BSL-3 facilities must have a separated entrance to laboratory door with unrestricted traffic flow and the lab must be behind two sets of self-closing doors and windows must be sealed, with a ventilation system properly directioned installed.
