A group of scientists are investigating species diversity on an uninhabited chain of islands. The scientists design a research study in which they visit a large island in
the chain that is located 5 miles from the nearest island. The research island is also
far from the main shipping routes and 20 miles from the mainland. They mark off a
one-hectare study plot of forested land and catalog the number of distinct species
found within the plot. To validate their findings, the scientists want to choose a
second island in the chain to visit and replicate their study.

Which of the following statements about current international migration patterns is true? the largest number of immigrants moves from africa to south america. asian and latin american immigrants make up the largest percentage of international migrants. north and south america receive the largest number of international migrants each year. the middle eastern countries have the lowest number of international immigrants in their population. i only ii only ii and iv i, iii, and iv ii, iii, and iv

How is organizing history by theme different from organizing history by region? a. a historian who organizes history by theme focuses on a specific individual, whereas a historian who organizes history by region focuses on a big idea over an extended length of time. b. a historian who organizes history by theme studies a specific time period, whereas a historian who organizes history by region studies a specific individual from human history. c. a historian who organizes history by theme studies a big idea that occurs over an extended length of time, whereas a historian who organizes history by region focuses on a specific length of time. d. a historian who organizes history by theme studies a big idea that occurs over an extended length of time, whereas a historian who organizes history by region focuses on a specific area of the world.

During adolescence, most people develop a greater sense of independence a. true b. false