A Scientist Fused a Mouse Cell and a Human Cell

question 79

Multiple Choice

A scientist fused a mouse cell and a human cell, then treated the cell with specific antibodies covalently linked to colored fluorescent dyes (antibodies to mouse proteins were labeled green; antibodies to human proteins were labeled red) . Forty minutes later, what will the researcher observe?

• A) The fused cell will still be half red and half green.
• B) The red and green fluorescent labels will be uniformly distributed throughout the entire membrane.
• C) The red and green labels will be distributed in intermingled patches.
• D) The red and green labels will flash intermittently.
• E) The red and green labels will be distributed in a swirling pattern.

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Definitions:

Stop-Payment Order

An order by a bank customer to his or her bank not to pay or certify a certain check.

Subsequent Checks

Checks issued or actions taken following the initial or primary ones, typically as part of a series or sequence.

Drawer's Account

Refers to the bank account from which a check is drawn or payable.

Negotiable Instrument

A written document guaranteeing the payment of a specific amount of money, either on demand or at a set time, with the payee's name printed on the document.