Killing vector field

Throughout history there have been several events that I have been extremely pivotal moments in the development of the human race. This list includes momentous occasion such as domestication of animals, the invention of agriculture, the invention of writing and written laws comma the invention of the firearm, however no one event contributed to a greater ecological, economic, political, and social upheaval as the bridging of the old world and the new. In discovering the Americas, Christopher…

A structure in resemblance of a tower sits atop ruined pavement in a desolate field, residing within a predominantly vacant country. Packed as it used to be, no longer; for, the USA, along similar lines of other world powers, crumbled under the weight of division and civil war. Nearly had the country come close to falling entirely, before a man of around forty years of age stepped in and slithered his way into power. “President”, though what the powerful man chose to entitle himself, may be…

The T cells are a type of white cells, which are important to the immune system, and contain a system that adjusts the body’s reaction to specific pathogens, this being the center of its adaptive immunity. T cells are like soldiers who search out and destroy the targeted invaders. T cells can be compared to soilders, they search out and demolish intruders. There has been a literature attention on the function of the administration in cancer immunity in T-Cells. The T cells are now known to take…

Although ideal for specific labeling, such strong avidin-biotin binding interaction limits the applications of the system in some fields requiring facile capture and release. For example, in theory, avidin or avidin derivatives could be purified by adsorption on an insoluble biotinylated matrix; however, the avidin or avidin derivative is not easily eluted because of such high affinity…

Dragons, sorcery and magic may not traditionally evoke thoughts of medievalism, though the Game of Thrones, through its depiction of the Middle ages, has successfully brought to the masses a compelling story grounded in real medieval analogs. To say that no artistic liberties were taken by the author would be ignorant. The story is in itself a work of fiction, though that does not disqualify it from encouraging interest in the Middle Ages. Much criticism and discussion has been brought up…

The primary vector of the image constructed by the overbearing trees is the crumbling structure of a monk’s abbey, representative of the impermanence of man’s creations and subjects of man’s devotion. The trees haggard gnarled appearance communicates that man cannot…

What is smallpox exactly? Smallpox is actually the nickname of the virus, the scientific name is Variola which may appear as V. major or V. minor. Variola virus is relatively stable in the natural environment. If aerosolized, it will retain its infectivity for at least several hours if not exposed to sunlight or ultraviolet light. Since the virus is two hundred and sixty by one hundred fifty nanometers and contains a molecule of double stranded DNA putatively coding for some two hundred…