Exam 1

A  repeating carbohydrates

B  repeating monomers

C  electrolytic molecules

D  hydrogen bonds

E  hydrophobic molecules

A  filaments

B  flagella

C  microtubules

D  Cilia

E  None of the choices are correct.

A  attachment and motility

B  protection and motility

C  motility and slime production

D  energy reactions and synthesis

E  attachment and protection

A  None of the choices are correct.

B  peptidase

C  lysozyme

D  penicillinase

E  All of the choices are correct.

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

B  Protozoan cysts are a reproductive stage.

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

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

A  histones

B  pores

C  chromatin

D  inclusions

E  endoplasmic reticulum

A  electron

B  phase contrast

C  bright field

D  fluorescence

E  dark field

A  Holds moisture

B  Has flexibility

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

D  Is solid at room temperature

E  Is digested by most microbes

A  phospholipids

B  waxes

C  steroids

D  triglycerides

E  prostaglandins

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  polysaccharides

B  amino acids

C  enzymes

D  carbohydrates

E  nucleic acids

A  It is found in acid-fast bacterial cell walls

B  It is involved in typhoid fever and some meningitis cases

C  It can cause septic shock in the human body

D  It is a specific cell wall lipid

E  It can stimulate fever in the human body

A  gram-negative

B  acid fast

C  a spheroplast

D  found in archaea

E  gram-positive

A  nucleotides

B  monosaccharides

C  phosphate, glycerol, and fatty acids

D  glycerol and fatty acids

E  amino acids

A  move in response to light

B  None of the choices is correct.

C  move in response to a chemical

D  transport desired molecules into cells

E  not move in response to a chemical

A  hydrogen

B  oxygen

C  carbon

D  phosphorous

E  nitrogen

A  green plant

B  fungus

C  euglena

D  mold

E  algae

A  None of the choices are correct.

B  amoeba/sarcodina

C  ciliophora

D  apicomplexa/sporozoa

E  mastigophora

A  Spirochete

B  Tetrad

C  Coccus

D  Vibrio

E  Rod

A  Contain hydrolytic enzymes to digest macromolecules

B  Provide cell with energy through cell respiration

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

D  Assemble amino acids into polypeptides

E  Store the genetic information of the cell

A  enlarge the cells

B  kill them

C  see motility

D  add contrast in order to see them better

E  secure them to the slide

A  capsule

B  acid-fast or Ziehl-Neelson

C  simple

D  flagellar

E  differential

A  incubator

B  loop

C  streak

D  colony

E  inoculum

A  Contain genetic material

B  Cannot be seen without a microscope

C  Lack a nucleus

D  Cause human disease

E  Lack cell structure

A  archaea

B  bacteria

C  the last common ancestor

D  None of the choices are correct.

E  prokaryotes

A  enriched

B  synthetic

C  reducing

D  complex

E  minimal

A  positive chemotaxis

B  negative phototaxis

C  a tumble

D  negative chemotaxis

E  positive phototaxis

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

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

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  yeasts and molds

B  None of the choices are correct.

C  helminths

D  All of the choices are correct.

E  algae and protozoa

A  Lysosomes

B  All of the choices are correct.

C  Nucleus

D  Endoplasmic reticulum

E  Mitochondria

A  None of the choices is correct.

B  slime coat

C  envelope

D  glycocalyx

E  pathogenic package

A  Photosynthetic

B  Include single-celled and filamentous forms

C  Have cell walls

D  Heterotrophic nutrition

E  Can use a wide variety of nutrients

A  nucleoplasm

B  chromatin

C  nuclear envelope

D  nucleolus

E  nucleosome

A  immunization

B  isolation

C  infection

D  inoculation

E  contamination

A  bacteria

B  parasitic worms

C  protozoa

D  infectious particles

E  molds

A  All of the choices are correct.

B  Pour plate

C  Spread plate

D  Streak plate

E  None of the choices are correct.

A  lysosomes

B  mitochondria

C  chloroplasts

D  endoplasmic reticulum

E  Golgi apparatus

A  Pipette

B  Loop

C  Needle

D  Swab

E  Petri dish

A  gram-positive organisms

B  cyanobacteria

C  gram-negative organisms

D  mycoplasmas

E  archaea

A  polyunsaturated

B  None of the choices are correct.

C  monounsaturated

D  saturated

E  unsaturated

A  flagella

B  cilia

C  fimbriae

D  periplasmic flagella (axial filaments)

E  sex pili

A  Protection

B  Movement

C  Adherence

D  Reception of chemical signals

E  All of the choices are functions.

A  All of the choices are correct.

B  Fatty acids

C  Glycerol

D  Alcohol

E  Phosphate

A  Nucleus

B  Ribosomes

C  Cytoplasmic membrane

D  DNA

A  enzymes for photosynthesis

B  enzymes for metabolism

C  cristae

D  70S ribosomes (prokaryote)

E  electron transport chain proteins

A  The culture is contaminated.

B  The culture medium must be selective.

C  The microbiologist used too much inoculum.

D  The incubation temperature was incorrect.

E  The culture medium must be differential.

A  cytoplasm; Golgi apparatus

B  nucleus; Golgi apparatus

C  nucleus; endoplasmic reticulum

D  cytoplasm; endoplasmic reticulum

A  capsules

B  cell walls

C  cell membranes

D  slime layers

E  inclusions

A  inclusions

B  ribosomes

C  cell wall

D  mitochondria

E  cell membrane

A  condenser

B  ocular

C  objective

D  nosepiece

E  stage