How does inserting a gene from a virus into a plant help protect the plant from the virus?
What will be an ideal response?
When a specific gene from a virus is inserted into a peanut plant, for example, the resulting plant contains the virus gene in every cell. When the same type of virus tries to attack the plant, it comes into contact with a cell and gets the sense that the plant cell is already infected. As such, it withdraws, and the plant is protected.
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____ waterproofing sheets are frequently used for projects in which waterproofing must be of uncompromised security.
A. Lead B. Cement-based C. Bentonite clay D. Chlorinated polyethylene
The exploration team is led by a petroleum ____ who analyzes and interprets the information gathered by the team
A) geologist B) hydrologist C) engineer D) refiner
List the 5 major electrical devices in the heating circuit diagram in Figure 50-30
What will be an ideal response?
The objective of a cost control system is to compare _____
a. projected costs against actual costs b. actual costs with budgeted costs c. estimated costs against actual costs d. overruns against budgeted costs