Most Invertebrates Have a Cluster of Ten Similar Hox Genes

question 41

Multiple Choice

Most invertebrates have a cluster of ten similar Hox genes, all located on the same chromosome. Most vertebrates have four such clusters of Hox genes, located on four nonhomologous chromosomes. The process that could have potentially contributed to the cluster's presence on more than one chromosome was ________.

• A) binary fission
• B) translation
• C) gene duplication
• D) nondisjunction
• E) transcription

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Definitions:

Genuine Progress Indicator

An economic measure that accounts for welfare, incorporating factors like environmental health and social well-being, offering an alternative to GDP.

Environmental Costs

The negative impacts on the environment, including pollution, resource depletion, and loss of biodiversity, often not reflected in the market price of goods and services.

Health Costs

The expenses associated with maintaining, improving, or monitoring health, including prevention, diagnosis, treatment, and rehabilitation.

Natural Resources

Materials or substances that occur in nature and can be used for economic gain, such as minerals, forests, water, and fertile land.