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A simplified tree is given below. Some of the major eukaryotic groups are labeled and their relationships are shown in the tree. Blue dots are present at some of the nodes; these are lettered. Grey lines are shown on various branches; these are numbered. Y and Z are two groups at the branch tips on the left of the tree.  Using the tree above, determine whether each of the following statements is true or false. [a] Apicomplexans and ciliates are sister groups. [b] The most recent common ancestor of animals and choanoflagellates is C. [c] Diatoms and foraminifera are more closely related than diatoms and dinoflagellates. [d] The protists are a monophyletic group.

Suppose Sweden has a real GDP per capita of $50,000, while Chile has a real GDP per capita of $25,000. If it will take 35 years for real GDP per capita in the two nations to converge and Sweden’s real GDP per capita grows at a 2% annual rate, at what annual rate Chile’s real GDP per capita grows?

The supply curve for loanable funds SLF1 shifts to SLF2. This shift implies that:

Table: Labor Force Data Total population 200 million Population age 16 and older 150 million Employed 97 million Suppose the labor force participation rate is 70%. The number of unemployed adults is _____ million.

Use Figure: The Effect of a Minimum Wage.   Suppose that, after a period in which the minimum wage is WF, the government abolishes the minimum wage. Employment will:

Match the labeled coastal landforms with their names

Compared with when magma or lava cool quickly, when magma or lava cool slowly, _____ mineral crystals form which weather _____.

Answer the following about mass movements What are 3 conditions that increase the likelihood of mass movements? Explain 2 ways to prevent mass movements.  

The most recent glacial period began during the _______ epoch, _______.

Match plate boundary types with their descriptions: