The correct answer should be something like: "Gene therapy involves the use of bacteria or viruses to deliver new or modified genes to cells". That is what can be concluded based on the paragraph you provided.
.Answer:
Option A, fix nitrogen inside nodules on the roots of legumes
Explanation:
Rizhobium bacteria live in symbiotic relationship with roots of leguminous plants such as pulses including alfalfa, soybean etc.
Rhizobium or Bradyrhizobium is a gram negative bacteria that satisfies the nitrogen starvation of host plant.
These bacteria get habitation and nutrition from these leguminous plants and in return they fix the nitrogen into the nodules of the roots. This is a kind of facultative association between soil bacteria rizhobium and legume plants.
Hence, option A is correct
Thus, option A is correct
Answer - They can threaten the biodiversity of native.
Reason - Reason being they can threaten to the native is due to the invasive, reproduction, no predator to kill. Which leads to economic problems and environmental issues. :)
The confederation has succeeded in establishing a new country. However, the residents of each state still tended to think of themselves as citizens of their particular state rather than as Americans. Under the Articles, many of the states continued to have only limited contact with each other. This made it difficult for them to agree on the common interests and goals for the government.
1 is most likely mutation
