Which of the Following Is a Method Used by Several

question 49

Multiple Choice

Which of the following is a method used by several pharmaceutical companies to produce vaccines that help protect against COVID-19?

• A) SARS-CoV-2 viruses are injected into fertilized eggs and incubated. The viral particles are extracted, purified, deactivated, and used to make vaccines.
• B) SARS-CoV-2 viruses are injected into mammalian cells and allowed to incubate. The viral particles are then extracted, purified, deactivated, and used to make vaccines.
• C) The mRNA sequence responsible for the spike (S) protein is extracted from live viruses and added to harmless viruses and used to infect insect cells. The insect cells produce massive amounts of S spike protein that is extracted, purified, and used to make vaccines.
• D) An artificial mRNA sequence for the spike (S) protein is manufactured and placed in a lipid coating. These artificial mRNA sequences are then used to make vaccines.

Understand the functioning and application of force and shrink fits.

Grasp the significance of tolerances in engineering design and fit selection.

Understand the central dogma of molecular biology and its exceptions, including the impact of retroviruses.

Identify and describe the functions and structures of tRNA molecules.

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Definitions:

Differentiation Focus Strategy

A business approach aiming to target a particular market segment by offering unique features that stand out from competitors.

Volkswagen

A German multinational automotive manufacturing company known for its range of vehicles, from luxury cars to commercial vehicles.

New Beetle

A modern, redesigned version of the classic Volkswagen Beetle, introduced by Volkswagen in 1997.

Baby Boomers

A demographic group defined as those born approximately between 1946 and 1964, characterized by their significant impact on the economy and consumer markets.