The CSF culture from a 92 year-old woman grows Gram positive bacilli with a very narrow zone of beta hemolysis on BAP. Further testing demonstrates the organism is catalase positive and bile esculin positive. Which of the following are considered virulence factors for this pathogen? 1) the ability to grow at cold temperatures (4 Degrees Celsius) 2) production of protein P60 which increases the organism’s ability to penetrate mammalian cells 3) production of emetic toxin 4) the ability of the organism to live inside phagocytes

In which of the following biomes would you be LEAST LIKELY to encounter a clearly identifiable riparian zone (the zone would be clearly differentiated from the surrounding ecosystems)?

The city of Reykjavik, Iceland is home to a Cfc climate while Copenhagen, Denmark is home to a Cfb climate.  Compare the climatic characteristics of these two locations?

Invasive species usually flourish in a new habitat because: _________.

It is possible for temperate C climates to exist in mountainous environments within the tropics.

In which of the following climate regions does the ITCZ play a significant role?

The tree line (pictured in the image above) acts as the boundary between which of the following parts of the altitudinal zonation system?

Kudzu is a type of invasive: __________.

Identify the type of front is depicted in the image above?

What is the predominant wind direction that results in the rain shadow observed in this picture from one of the Hawaiian Islands? North is toward the top of the image.