Which of the Following Statements Is True

question 74

Multiple Choice

Which of the following statements is true?

• A) The unemployment rate in a country normally increases when the country's economy expands.
• B) Unemployment is higher among groups with lower educational attainment.
• C) More-educated workers have a lower opportunity cost of time than less-educated workers.
• D) In the United States, the unemployment rate among bachelor degree holders is higher than that among high school diploma holders.

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Definitions:

Allopolyploidy

Refers to polyploidy (more than two paired chromosomes) resulting from interspecific hybridization. If polyploidy arises within a species, it’s called autopolyploidy.

Chromosome Number

The total number of chromosomes present in the cell nucleus of an organism, which is characteristic of each species.

Hybridize

The act of crossing different species or varieties of organisms to produce hybrids, fostering genetic variation.

Genetic Variation

Variability in the genetic makeup among individuals within a population, which is essential for natural selection and evolution.