TERM REVIEW
Chemical trade names are also called ___________ names. - Proprietary
Bacteria whose overall shape is spherical or nearly spherical are referred to as _____. - Cocci
Lower-power microscopes designed for observing fairly large objects such as insects or worms are -
Stereomicroscopes
The tool of choice to observe living microorganisms is the - Phase-contrast microscope
Which scientist is most responsible for ending the controversy about spontaneous generation? -
Louis Pasteur
Fossils of prokaryotes go back _______ billion years. - 3.5 to 4.0
Molds belong to which of the following groups of eukaryotic organisms? - Fungi
The correct order of taxonomic categories is: - Domain, kingdom, phylum, class, order, family,
genus, species
Complex communities of microorganisms on surfaces are called: - Biofilms
A relationship between organisms in which the waste product of one provides nutrients for another is
called: - Commensalism
Which of the following sites of the human body does not have a normal flora? - Blood
,Which of the following lack nucleic acids? - Prions
The binominal system of nomenclature was originally developed by - Linnaeus
Which of the following scientists performed the first vaccination against smallpox? - Jenner
Which disease is generally caused by contaminated food? - Shigellosis
Which disease is transmitted via aerosols? - Psittacosis
Which organism is used in the production of cheese? - Propionibacterium shermanii
Which scientists discovered the antibiotic properties of Penicillium? - Alexander Fleming
The atomic number equals the number of - Protons
In the 16th century a father-and-son team, by the name of _________________________, produced a
compound microscope consisting of a simple tube with lenses at each end. - Janssen
"Animalcules" were first described by: - Antony van Leeuwenhoek
Micrographia, a publication illustrating insects, sponges, as well as plant cells, was published by -
Robert Hooke
The atomic weight is equal to the sum of - Protons and Neutrons
The smallest units of matter are - Atoms
Protons are - Part of the atomic nucleus
, Particles of an atom located in the outermost shell and available for chemical bonding are called -
valence electrons
Isotopes are atoms with - The same numbers of protons but a different number of neutrons
A chemical bond in which electrons are equally shared is a(n) - Nonpolar covalent bond
The transfer of electrons in a chemical bond represents - Ionic bond
The bond of oxygen and hydrogen between water molecules is a(n) - Hydrogen bond
The isotope deuterium has - One proton and one neutron
The unit molecules (monomers) of carbohydrates are - Monosaccharides
The bond between amino acids is a(n) - Peptide bond
Glucose and fructose are examples of - Monosaccharides
Two glucose molecules form - Maltose
Starch is an example of a - polysaccharide
Cytosine always undergoes complementary base pairing with - Guanine
The RNA nucleotide base that pairs with adenine of DNA is - Uracil