You Have Discovered a Gene That Enables Organisms to Accumulate

question 55

Multiple Choice

You have discovered a gene that enables organisms to accumulate gold in their tissues by concentrating trace amounts found in normal soil. You want to transfer this gene into a plant. Order the steps below that would accomplish this goal. 1. Infect the plant with the Agrobacterium strain.
2) Digest the gold gene and a Ti plasmid with appropriate restriction enzymes.
3) Insert the gold gene into the Ti plasmid.
4) Amplify the gold gene with PCR.
5) Transfer the recombinant Ti plasmid into Agrobacterium tumefaciens.
6) Use a selectable marker to identify plant cells that have integrated the recombinant plasmid into their genome.

• A) 4, 2, 3, 5, 1, 6
• B) 4, 5, 2, 3, 1, 6
• C) 4, 2, 5, 1, 6, 3
• D) 4, 3, 2, 5, 1, 6

---

Definitions:

External Locus of Control

The belief that outcomes in one's life are determined by external forces or factors beyond one's personal control.

Healthy Aging

The process of developing and maintaining functional ability that enables wellbeing in older age.

Low Cholesterol Level

An abnormally low concentration of cholesterol in the blood, which can lead to health issues despite cholesterol's negative reputation at high levels.

Pessimism

A mindset or attitude characterized by the expectation that the worst will happen or that conditions in the future will deteriorate.