In the Field of Plant Transgenics, the Use of the Bacterium

question 52

Multiple Choice

In the field of plant transgenics, the use of the bacterium Agrobacterium tumefaciens has proven useful because:

• A) it is not attacked by plant immune systems.
• B) it has been genetically engineered to penetrate the plant cell wall.
• C) it can directly modify the plant genome, causing it to make useful products for humans.
• D) it is found naturally in almost all species of plants.
• E) it is able to transfer a plasmid into host plant cells.