A Principal Problem with Inserting an Unmodified Mammalian Gene into a Plasmid

question 14

Multiple Choice

A principal problem with inserting an unmodified mammalian gene into a plasmid and then getting that gene expressed in bacteria is that ________.

• A) prokaryotes use a different genetic code from that of eukaryotes
• B) bacteria translate only mRNAs that have multiple messages
• C) bacteria cannot remove eukaryotic introns
• D) bacterial RNA polymerase cannot make RNA complementary to mammalian DNA

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Definitions:

River Terraces

Flat, step-like landforms found alongside river valleys, formed by the river as it erodes downward into its bed.

Deltas

Landforms created at river mouths where sediment is deposited in a fan shape as the river flows into a slower-moving or standing body of water like an ocean or lake.

Sediments

Particles of rock, soil, or organic material deposited by water, wind, or ice, often forming layers in riverbeds, lakes, and oceans.

Dam

A structure built across a river or stream to hold back water for purposes such as storage, flood defense, or electricity generation.