In Addition to His Work with Bacteria,Louis Pasteur Was Also

question 71

Multiple Choice

In addition to his work with bacteria,Louis Pasteur was also the one to name viruses.His work with rabies produced what breakthrough?

• A)He was the first to discover that viruses could be based on RNA rather than DNA.
• B)He developed a vaccine that he used on a young rabies patient.
• C)He was the first to see a virus under a microscope.
• D)He was the first to determine the life cycle of a virus.
• E)He invented the microscope.

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Definitions:

σ Bond

The strongest type of covalent chemical bond formed by the head-on overlapping of atomic orbitals.

Allene

Organic compounds characterized by a cumulated diene system with two carbon-carbon double bonds.

Correct Hybridization

The mixing of atomic orbitals to form new hybrid orbitals, explaining the geometry of molecular bonding.

Atom

An atom is the smallest unit of matter that retains the identity of a chemical element, consisting of a nucleus surrounded by electrons.