Which statement describes the term carrying capacity as it relates to a prairie dog population?
A. The maximum number of prairie dogs that an area can support
B. The amount of space available for prairie dogs in an area
C. The amount of food and water available for prairie dogs in an area
D. The maximum number of prairie dog predators that an area can
support.

How can you tell the difference between rough er from smooth er?

Ascientist is investigating the effects of salinity on fish development. he places fertilized fish eggs in an aquarium that contains low salinity and observes their development. what factor would improve experimental design the most? place the fish eggs in the open ocean because that is the natural habitat include another aquarium that has normal salinity to compare to the low salinity aquarium include an aquarium that replaces salt with sugar to confirm that the effects are specific to salt grow algae with the fish eggs in order to provide adequate nutrients to the developing embryos

The table below shows the elements that mainly comprise each of the four layers of earth: elements in layers layer main elements crust oxygen, silicon mantle iron, magnesium outer core iron, nickel inner core iron which of these elements make up the layer that is 0.2 to 1.1 percent of earth's total diameter?