Answer:
The correct answer will be option-A.
Explanation:
Recombineering is a molecular technique based on the recombination mechanism of DNA which is also known as recombination-mediated genetic engineering.
This method is used mainly in bacterial genetics to generate conditional mouse knockout target vector and modifying DNA in Bacterial artificial chromosome.
Since it does not use older methods like restriction enzymes and DNA ligases to combine DNA, therefore, option-A is the correct answer.
I believe earthquakes and lava flows <span />
Answer:
Although metamorphic rocks typically form deep in the planet's crust, they are often exposed on the surface of the Earth. This happens due to geologic uplift and the erosion of the rock and soil above them. At the surface, metamorphic rocks will be exposed to weathering processes and may break down into sediment.
Explanation:
Answer:
Option C
Explanation:
A vaccine is usually given to boost up the immune system by making them familiar with the virus