Which of the Following Is NOT a Reason Why Social

question 140

Multiple Choice

Which of the following is NOT a reason why social inequality may increase in the United States in the twenty-first century?

• A)The purchasing power of the dollar has stagnated or declined since the early 1970s.
• B)Federal tax laws in recent years have benefited corporations and wealthy families at the expense of middle- and lower-income families.
• C)People living in poverty are demanding a larger share of the U.S.budget.
• D)Structural sources of upward mobility are shrinking while the rate of downward mobility has increased.

Describe and distinguish between monophyletic, paraphyletic, and polyphyletic groups.

Apply the rules of nomenclature to correctly name species and understand the implications of naming conflicts.

Identify examples of convergent evolution and understand its significance in evolutionary biology.

Use phylogenetic trees to infer evolutionary relationships and to interpret evolutionary events such as homoplasy.

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Definitions:

Respiratory Distress Syndrome

A medical condition primarily affecting premature infants characterized by difficulty breathing due to insufficient surfactant in the lungs.

Hyaline Membrane Disease

A respiratory disorder primarily in premature infants, characterized by difficulty breathing due to the formation of a glassy membrane in the lungs.

Down Syndrome

A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by physical growth delays, characteristic facial features, and varying degrees of intellectual disability.

Developmental Lag

A delay in the acquisition of skills or knowledge, typically in comparison to normative developmental milestones.