Using the Neo^R/Tk System of Introducing Gene Replacements into Mice

question 6

Multiple Choice

Using the Neo^R/Tk system of introducing gene replacements into mice (as described in the text) , which of the following would identify those mouse cells that were the result of homologous recombination?

• A)Neo^R only
• B)Tk only
• C)Neo^R and Tk
• D)Neither Neo^R or Tk

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Definitions:

Useful Life

Useful Life is the estimated period over which an asset is expected to be economically usable by an entity, with a finite period for depreciation or amortization.

Accumulated Depreciation

A cumulative total of all depreciation expenses charged on an asset over its life up to a specific date.

Accumulated Depreciation

The cumulative amount of depreciation for an asset up to a single point in its life.

Double-declining-balance

An accelerated depreciation method that doubles the rate at which an asset's book value decreases, reflecting its quicker loss of value.