Identify the expected major product(s) for the following reaction sequence?

The synthesis shown below generates an achiral product from a chiral starting material. Identify the intermediate that would explain the production of an achiral product.

Identify the Fischer projection(s) of the major product(s) for the following reaction.

What is the expected major product upon completion of the following?

The product shown in the box in the scheme can be produced by treatment of each of the alkenes shown with HCl. Which reaction intermediate would explain this observation.

All viruses have _______

What consists of a naked strand of RNA, and tends to mainly infect plants?

Let’s say a completely new virus has been discovered, and nothing is yet known about its “host range.”  From what is currently known about viruses in general, which of the following could be possible hosts for this new virus?

Predict the expected major products of the following reaction sequence.

An antimicrobial that is virucidal, bactericidal, etc. means that it _______ those microbes.