Recently, researchers uncovered the molecular
structure of a key protein that retroviruses use to multiply. This was a
significant step toward using biotechnology to vaccinate children.
Biotechnology is the
use of living systems and organisms to develop or make products, or "any
technological application that uses biological systems, living organisms or
derivatives thereof, to make or modify products or processes for specific
use" (UN Convention on Biological Diversity, Art. 2).
The correct answer between all
the choices given is the last choice or letter D. I am hoping that this answer
has satisfied your query and it will be able to help you in your endeavor, and
if you would like, feel free to ask another question.
