Gene X Undergoes a Mutation Which Converts It from Wild-Type

question 39

Multiple Choice

Gene X undergoes a mutation which converts it from wild-type to mutant.Later,a second mutation in the genome in gene Y occurs which causes the wild-type phenotype of the first gene (gene X) to be restored.Respectively,what are the appropriate designations for the two mutational events?

• A) Forward mutation, back mutation
• B) Forward mutation, suppressor mutation
• C) Reverse mutation, back mutation
• D) Reverse mutation, suppressor mutation
• E) Reverse mutation, forward mutation

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Definitions:

Cum Div. Basis

A term indicating that a stock is trading with the right to receive the most recently declared dividend, as opposed to "ex-dividend" where the right is not included in the purchase.

Pre-acquisition Entry

A journal entry made to record the financial impacts of acquiring company interest or assets before full acquisition or control is obtained.

Declared Dividend

A payment authorized by a company’s board of directors to be distributed among shareholders out of the company’s earnings.

Business Combination Entries

The journal entries recorded to account for the consolidation of entitles under common control, reflecting their assets, liabilities, and any non-controlling interest.