Which of the Following Statements About Thymine Dimers Is False

question 22

Multiple Choice

Which of the following statements about thymine dimers is false?

• A) They are repaired by excision repair.
• B) They are repaired by one enzyme that can clip out, lay down new nucleotides, and seal the gap.
• C) Patients with xeroderma pigmentosum have faulty DNA repair mechanisms.
• D) If resulting mutations accumulate, it can result in cancers.
• E) They can be produced by exposure to UV light.

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Definitions:

Fixed Manufacturing Overhead

Consistent, recurring costs that do not vary with the level of production or sales, such as salaried personnel wages and factory lease payments.

Total Overhead Cost

The sum of all indirect costs incurred by a business in the production process, which are not directly tied to a specific product or service.

Maintenance Cost

The financial outlay required to maintain assets in efficient working condition over their useful life.

Committed Fixed Cost

Long-term fixed costs that a business incurs, such as lease agreements or long-term contracts with suppliers, which are not easily altered in the short term.