MLS 4116: Week 1 Test Questions
Fully Solved.
What is the function of teichoic acid? - Answer Anchor to the peptidoglycan
What abbreviation denotes a basis of serologic differences? - Answer Serovar
Which locomotive structure is referred to as "false feet" in Latin? - Answer Pseudopodia
Knowledge of microbial structure and physiology is extremely important to microbiologists in
what 3 areas? - Answer (1) Culture of organisms from patient specimens.
(2) Characterization and identification of organisms after they have been isolated.
(3) Prediction and interpretation of antimicrobial susceptibility patterns.
Determination of staining characteristics, based on differences in cell wall structure, is the first
step in what? - Answer Bacterial identification
What is followed by observation of the metabolic biochemical differences among organisms
that form the basis for most bacterial identification systems in use today? - Answer
Microscopic characterization
What determines and organism's susceptibility to various antimicrobial agents? - Answer Cell
structure and biochemical pathways
Who is considered the father of protozoology and bacteriology? - Answer Anton van
Leeuwenhoek
What unicellular organisms lack a nuclear membrane, true nucleus, mitochondria, endoplasmic
reticulum (ER), or Golgi bodies? - Answer Bacteria
What is the classification of bacteria? - Answer Prokaryote
Which locomotive structure is referred to as "whip-like" in Latin? - Answer Flagella
Which locomotive structure is referred to as "eyelash" in Latin? - Answer Cilia
, Which unicellular organisms within the kingdom Protista that obtain their nutrition through
ingestion? - Answer Protozoa
What are heterotrophic eukaryotes that obtain nutrients through absorption? - Answer Fungi
What are unicellular fungi that reproduce asexually? - Answer Yeasts
What fungi can assume both morphologies (yeast and hyphae/mycelial forms), growing as yeast
at human temperature (37° C) and as the filamentous form at room temperature (22° C)? -
Answer Dimorphic
Multicellular fungi are composed of filaments called what that interweave to form mats called
mycelia? - Answer Hyphae
What are the smallest infectious particles and cannot be seen under an ordinary light
microscope? - Answer Viruses
What is the term for fusion of host cells into multinucleated infected forms seen typically in
viruses? - Answer Syncytium
Why are viruses considered nonliving? - Answer Acellular, cannot reproduce, and rarely have
both DNA and RNA.
What is the term for a complete virus outside a cell? - Answer Virion
What is term for the orderly classification and grouping of organisms? - Answer Taxonomy
What are the 3 categories of taxonomy are based on similarities and differences in genotype
and phenotype? - Answer Classification/taxonomy, nomenclature, and identification
What is the term for the genetic makeup of an organism, or combinations of forms of one or a
few genes in an organism's genome? - Answer Genotype
What is the term for the observable physical and functional features of an organism expressed
by its genotype? - Answer Phenotype
What are the formal levels of bacterial classification in successively smaller taxa or subsets? -
Answer Domain, kingdom, division (or phylum in kingdom Animalia), class, order, family,
tribe, genus, species, subspecies, and serotype/biotype.
Fully Solved.
What is the function of teichoic acid? - Answer Anchor to the peptidoglycan
What abbreviation denotes a basis of serologic differences? - Answer Serovar
Which locomotive structure is referred to as "false feet" in Latin? - Answer Pseudopodia
Knowledge of microbial structure and physiology is extremely important to microbiologists in
what 3 areas? - Answer (1) Culture of organisms from patient specimens.
(2) Characterization and identification of organisms after they have been isolated.
(3) Prediction and interpretation of antimicrobial susceptibility patterns.
Determination of staining characteristics, based on differences in cell wall structure, is the first
step in what? - Answer Bacterial identification
What is followed by observation of the metabolic biochemical differences among organisms
that form the basis for most bacterial identification systems in use today? - Answer
Microscopic characterization
What determines and organism's susceptibility to various antimicrobial agents? - Answer Cell
structure and biochemical pathways
Who is considered the father of protozoology and bacteriology? - Answer Anton van
Leeuwenhoek
What unicellular organisms lack a nuclear membrane, true nucleus, mitochondria, endoplasmic
reticulum (ER), or Golgi bodies? - Answer Bacteria
What is the classification of bacteria? - Answer Prokaryote
Which locomotive structure is referred to as "whip-like" in Latin? - Answer Flagella
Which locomotive structure is referred to as "eyelash" in Latin? - Answer Cilia
, Which unicellular organisms within the kingdom Protista that obtain their nutrition through
ingestion? - Answer Protozoa
What are heterotrophic eukaryotes that obtain nutrients through absorption? - Answer Fungi
What are unicellular fungi that reproduce asexually? - Answer Yeasts
What fungi can assume both morphologies (yeast and hyphae/mycelial forms), growing as yeast
at human temperature (37° C) and as the filamentous form at room temperature (22° C)? -
Answer Dimorphic
Multicellular fungi are composed of filaments called what that interweave to form mats called
mycelia? - Answer Hyphae
What are the smallest infectious particles and cannot be seen under an ordinary light
microscope? - Answer Viruses
What is the term for fusion of host cells into multinucleated infected forms seen typically in
viruses? - Answer Syncytium
Why are viruses considered nonliving? - Answer Acellular, cannot reproduce, and rarely have
both DNA and RNA.
What is the term for a complete virus outside a cell? - Answer Virion
What is term for the orderly classification and grouping of organisms? - Answer Taxonomy
What are the 3 categories of taxonomy are based on similarities and differences in genotype
and phenotype? - Answer Classification/taxonomy, nomenclature, and identification
What is the term for the genetic makeup of an organism, or combinations of forms of one or a
few genes in an organism's genome? - Answer Genotype
What is the term for the observable physical and functional features of an organism expressed
by its genotype? - Answer Phenotype
What are the formal levels of bacterial classification in successively smaller taxa or subsets? -
Answer Domain, kingdom, division (or phylum in kingdom Animalia), class, order, family,
tribe, genus, species, subspecies, and serotype/biotype.
