Explain how the olfactory system functions in order to allow one to smell different odors.

Southern tick-associated rash illness (stari) is a disease often carried by deer ticks in the southern united states. which sentence best explains how climate change could increase the number of stari cases? a. infectious diseases may become more widespread as ticks increase their range. b. ticks may weaken the animals they feed on, causing more deaths in the population. c. people who work in agriculture may have to relocate to find new employment. d. rising seas and flooding may result in the displacement of millions of people.

Which of these is the most likely way long-term economic growth takes place? a) increases in interest rates b) increases in overall price level c) increases in labor productivity growth d) increases in labor force participation rate

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.