BIO205 Exam 1 Already Graded A+
agar ️a polysaccharide derived from marine seaweed that is used as a solidifying agent in
microbiology culture media
animalcule ️a tiny, microscopic organism observed by Leeuwenhoek
antisepsis ️the use of chemical methods for eliminating or reducing the...
agar ✔️a polysaccharide derived from marine seaweed that is used as a solidifying agent in
microbiology culture media
animalcule ✔️a tiny, microscopic organism observed by Leeuwenhoek
antisepsis ✔️the use of chemical methods for eliminating or reducing the growth or replication of
infectious agents
bacteria ✔️the domain that includes all organisms not classified as archaea or eukarya
epidemiology ✔️the scientific study of the source, cause,and transmission of disease within a
population
eukaryotic ✔️referring to a cell or organism containing a cell nucleus with multiple chromosomes, a
nuclear envelope, and membrane-bound compartments
fungus ✔️one of the four kingdoms in the domain eukarya, composed of molds and yeasts
germ ✔️a microorganism, especially one that causes disease
miasma ✔️an ill-defined idea of the 1700s and 1800s that suggested diseases were caused by an
altered chemical quality of the atmosphere
microorganism/ microbe ✔️a microscopic form of life including bacterial, archaea, fungal and protistan
cells.
organism ✔️an individual animal, plant, or single-celled life form
, pathogen ✔️a microorganism or virus that causes illness or disease
prokaryotic ✔️referring to cells or organisms usually having a single chromosome but no cell nucleus
and few subcompartments
protist ✔️an informal term used to describe a eukaryote that is not animal, plant or fungus
pure culture ✔️an accumulation or colony of microorganisms of one species
virus ✔️an infectious agent consisting of DNA or RNA and surrounded by a protein coat, in some cases,
a membranous envelope surrounds the coat.
Who was the first person to see bacterial cells with the microscope? ✔️Leeuwenhoek
What is the name for the field of study established by Semmelweis and Snow in the mid-1800s?
✔️Epidemiology
What surgical practice was established by Lister? ✔️Antisepsis
Which one of the following statements is not part of Koch's postulates?
A.The microorganism must be isolated from dead animal and pure cultured
B.The microorganism and disease can be identified from a mixed culture
C.The pure cultured organism is inoculated into a healthy susceptible animal
D.The same microorganism must be present in every case of the disease ✔️B. The microorganism and
disease can be identified from a mixed culture
Which group of microbial agents is Eukaryotic?
A.Bacteria
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