Exam 1

A  repeating monomers

B  repeating carbohydrates

C  electrolytic molecules

D  hydrophobic molecules

E  hydrogen bonds

A  flagella

B  None of the choices are correct.

C  microtubules

D  Cilia

E  filaments

A  attachment and motility

B  protection and motility

C  attachment and protection

D  motility and slime production

E  energy reactions and synthesis

A  None of the choices are correct.

B  lysozyme

C  penicillinase

D  peptidase

E  All of the choices are correct.

A  Protozoan cysts are necessary for the infection of intermediate hosts while the trophozoites are the stage that infects definitive hosts.

B  Protozoan cysts are the active, growing stage of the organism.

C  Protozoan cysts are a survival form that allows them to survive adverse environmental conditions between hosts.

D  Protozoan cysts are a reproductive stage.

A  inclusions

B  endoplasmic reticulum

C  chromatin

D  pores

E  histones

A  phase contrast

B  electron

C  dark field

D  fluorescence

E  bright field

A  Can be inoculated and poured at a temperature that is not harmful

B  Has flexibility

C  Is digested by most microbes

D  Is solid at room temperature

E  Holds moisture

A  prostaglandins

B  waxes

C  triglycerides

D  steroids

E  phospholipids

A  Saprobe – obtain nutrients from the remains of dead plants and animals

B  Heterotroph – synthesize organic nutrients using light energy and CO2

C  Parasite – obtain nutrients from a living organism to the detriment of that organism

A  carbohydrates

B  polysaccharides

C  nucleic acids

D  amino acids

E  enzymes

A  It is a specific cell wall lipid

B  It is involved in typhoid fever and some meningitis cases

C  It can cause septic shock in the human body

D  It is found in acid-fast bacterial cell walls

E  It can stimulate fever in the human body

A  gram-negative

B  acid fast

C  a spheroplast

D  gram-positive

E  found in archaea

A  amino acids

B  glycerol and fatty acids

C  monosaccharides

D  phosphate, glycerol, and fatty acids

E  nucleotides

A  transport desired molecules into cells

B  move in response to light

C  move in response to a chemical

D  None of the choices is correct.

E  not move in response to a chemical

A  carbon

B  nitrogen

C  hydrogen

D  oxygen

E  phosphorous

A  fungus

B  green plant

C  algae

D  euglena

E  mold

A  amoeba/sarcodina

B  None of the choices are correct.

C  ciliophora

D  apicomplexa/sporozoa

E  mastigophora

A  Spirochete

B  Rod

C  Vibrio

D  Coccus

E  Tetrad

A  Assemble amino acids into polypeptides

B  Provide cell with energy through cell respiration

C  Store the genetic information of the cell

D  Contain hydrolytic enzymes to digest macromolecules

E  Control the transport of materials into and out of the cell

A  kill them

B  secure them to the slide

C  see motility

D  enlarge the cells

E  add contrast in order to see them better

A  capsule

B  simple

C  differential

D  flagellar

E  acid-fast or Ziehl-Neelson

A  inoculum

B  streak

C  colony

D  loop

E  incubator

A  Cannot be seen without a microscope

B  Lack a nucleus

C  Lack cell structure

D  Cause human disease

E  Contain genetic material

A  prokaryotes

B  archaea

C  None of the choices are correct.

D  the last common ancestor

E  bacteria

A  synthetic

B  complex

C  enriched

D  minimal

E  reducing

A  negative phototaxis

B  positive phototaxis

C  positive chemotaxis

D  a tumble

E  negative chemotaxis

A  A pre-eukaryotic cell was infected by a prokaryote, and symbiosis between the two cell types gave rise to the modern-day eukaryotic cell

B  A DNA virus, a bacteria and a photosynthetic prokaryote fused to form a nucleus, a chloroplast and a mitochondria

C  A eukaryotic cell ingested a bacterial cell and the organelles fused producing a larger cell

D  A photosynthetic bacterial cell and an aerobic bacterial cell fused to become a larger, eukaryotic cell

A  algae and protozoa

B  helminths

C  yeasts and molds

D  None of the choices are correct.

E  All of the choices are correct.

A  Endoplasmic reticulum

B  Mitochondria

C  All of the choices are correct.

D  Nucleus

E  Lysosomes

A  glycocalyx

B  pathogenic package

C  None of the choices is correct.

D  envelope

E  slime coat

A  Include single-celled and filamentous forms

B  Have cell walls

C  Heterotrophic nutrition

D  Can use a wide variety of nutrients

E  Photosynthetic

A  nucleolus

B  nucleoplasm

C  nuclear envelope

D  nucleosome

E  chromatin

A  isolation

B  contamination

C  inoculation

D  infection

E  immunization

A  bacteria

B  infectious particles

C  molds

D  protozoa

E  parasitic worms

A  Pour plate

B  None of the choices are correct.

C  Streak plate

D  Spread plate

E  All of the choices are correct.

A  lysosomes

B  chloroplasts

C  endoplasmic reticulum

D  mitochondria

E  Golgi apparatus

A  Loop

B  Needle

C  Swab

D  Pipette

E  Petri dish

A  archaea

B  gram-positive organisms

C  mycoplasmas

D  gram-negative organisms

E  cyanobacteria

A  None of the choices are correct.

B  saturated

C  monounsaturated

D  unsaturated

E  polyunsaturated

A  cilia

B  sex pili

C  flagella

D  periplasmic flagella (axial filaments)

E  fimbriae

A  All of the choices are functions.

B  Reception of chemical signals

C  Adherence

D  Protection

E  Movement

A  Alcohol

B  All of the choices are correct.

C  Glycerol

D  Phosphate

E  Fatty acids

A  Ribosomes

B  DNA

C  Nucleus

D  Cytoplasmic membrane

A  cristae

B  enzymes for metabolism

C  electron transport chain proteins

D  enzymes for photosynthesis

E  70S ribosomes (prokaryote)

A  The microbiologist used too much inoculum.

B  The culture medium must be differential.

C  The culture is contaminated.

D  The culture medium must be selective.

E  The incubation temperature was incorrect.

A  cytoplasm; Golgi apparatus

B  nucleus; Golgi apparatus

C  cytoplasm; endoplasmic reticulum

D  nucleus; endoplasmic reticulum

A  slime layers

B  capsules

C  cell walls

D  cell membranes

E  inclusions

A  mitochondria

B  ribosomes

C  cell wall

D  cell membrane

E  inclusions

A  objective

B  ocular

C  stage

D  condenser

E  nosepiece