Using What Research Method Were the Archaea Discovered

question 18

Multiple Choice

Using what research method were the Archaea discovered?

• A) Linnaean classification
• B) straining through sea water
• C) molecular genetics
• D) DNA analysis
• E) dissection

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Definitions:

Van Der Waals

Weak forces of attraction between molecules, named after Dutch physicist Johannes Diderik van der Waals, significant in the properties of gases and liquids.

Dipole-Dipole Forces

Intermolecular forces between two polar molecules due to the positive and negative poles attracting each other.

Compounds

Substances consisting of two or more different elements chemically bonded together in a fixed ratio.

Permanent Dipole

A dipole moment that persists in a molecule due to the unequal sharing of electrons in covalent bonds.