Exam 2

A  repeating carbohydrates

B  repeating monomers

C  hydrogen bonds

D  hydrophobic molecules

E  electrolytic molecules

A  microtubules

B  Cilia

C  filaments

D  flagella

E  None of the choices are correct.

A  energy reactions and synthesis

B  motility and slime production

C  attachment and protection

D  protection and motility

E  attachment and motility

A  Lysozyme

B  None of the choices are correct.

C  peptidase

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

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

A  inclusions

B  pores

C  endoplasmic reticulum

D  chromatin

E  histones

A  bright field

B  dark field

C  fluorescence

D  phase contrast

E  electron

A  Is digested by most microbes

B  Holds moisture

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

D  Is solid at room temperature

E  Has flexibility

A  Triglycerides

B  steroids

C  waxes

D  prostaglandins

E  phospholipids

A  Heterotroph – synthesize organic nutrients using light energy and CO2

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

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

A  nucleic acids

B  carbohydrates

C  amino acids

D  polysaccharides

E  enzymes

A  It is involved in typhoid fever and some meningitis cases

B  It can cause septic shock in the human body

C  It can stimulate fever in the human body

D  It is found in acid-fast bacterial cell walls

E  It is a specific cell wall lipid

A  gram-positive

B  found in archaea

C  acid fast

D  gram-negative

E  a spheroplast

A  phosphate, glycerol, and fatty acids

B  amino acids

C  glycerol and fatty acids

D  nucleotides

E  monosaccharides

A  not move in response to a chemical

B  None of the choices is correct.

C  move in response to a chemical

D  move in response to light

E  transport desired molecules into cells

A  carbon

B  nitrogen

C  phosphorous

D  hydrogen

E  oxygen

A  green plant

B  euglena

C  fungus

D  algae

E  mold

A  ciliophora

B  amoeba/sarcodina

C  mastigophora

D  apicomplexa/sporozoa

E  None of the choices are correct.

A  Coccus

B  Rod

C  Vibrio

D  Spirochete

E  Tetrad

A  Provide cell with energy through cell respiration

B  Assemble amino acids into polypeptides

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

D  Contain hydrolytic enzymes to digest macromolecules

E  Store the genetic information of the cell

A  secure them to the slide

B  kill them

C  enlarge the cells

D  see motility

E  add contrast in order to see them better

A  simple

B  acid-fast or Ziehl-Neelson

C  flagellar

D  capsule

E  differential

A  inoculum

B  loop

C  incubator

D  streak

E  colony

A  Lack a nucleus

B  Contain genetic material

C  Lack cell structure

D  Cause human disease

E  Cannot be seen without a microscope

A  the last common ancestor

B  bacteria

C  archaea

D  prokaryotes

E  None of the choices are correct.

A  synthetic

B  reducing

C  enriched

D  minimal

E  complex

A  positive chemotaxis

B  negative chemotaxis

C  a tumble

D  positive phototaxis

E  negative phototaxis

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

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

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

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

A  yeasts and molds

B  None of the choices are correct.

C  helminths

D  algae and protozoa

E  All of the choices are correct.

A  Nucleus

B  All of the choices are correct.

C  Endoplasmic reticulum

D  Lysosomes

E  Mitochondria

A  None of the choices is correct.

B  slime coat

C  envelope

D  glycocalyx

E  pathogenic package

A  Have cell walls

B  Photosynthetic

C  Can use a wide variety of nutrients

D  Include single-celled and filamentous forms

E  Heterotrophic nutrition

A  nucleoplasm

B  nucleosome

C  chromatin

D  nucleolus

E  nuclear envelope

A  contamination

B  isolation

C  Inoculation

D  immunization

E  infection

A  molds

B  protozoa

C  bacteria

D  parasitic worms

E  infectious particles

A  Streak plate

B  Pour plate

C  Spread plate

D  None of the choices are correct.

E  All of the choices are correct.

A  endoplasmic reticulum

B  lysosomes

C  mitochondria

D  Golgi apparatus

E  chloroplasts

A  Petri dish

B  Pipette

C  Needle

D  Swab

E  Loop

A  cyanobacteria

B  gram-positive organisms

C  archaea

D  mycoplasmas

E  gram-negative organisms

A  None of the choices are correct.

B  monounsaturated

C  unsaturated

D  saturated

E  polyunsaturated

A  periplasmic flagella (axial filaments)

B  flagella

C  cilia

D  fimbriae

E  sex pili

A  Movement

B  Reception of chemical signals

C  All of the choices are functions.

D  Adherence

E  Protection

A  Fatty acids

B  Alcohol

C  All of the choices are correct.

D  Phosphate

E  Glycerol

A  Ribosomes

B  DNA

C  Nucleus

D  Cytoplasmic membrane

A  enzymes for photosynthesis

B  70S ribosomes (prokaryote)

C  cristae

D  electron transport chain proteins

E  enzymes for metabolism

A  The microbiologist used too much inoculum.

B  The culture is contaminated.

C  The culture medium must be selective.

D  The incubation temperature was incorrect.

E  The culture medium must be differential.

A  cytoplasm; Golgi apparatus

B  cytoplasm; endoplasmic reticulum

C  nucleus; endoplasmic reticulum

D  nucleus; Golgi apparatus

A  slime layers

B  cell walls

C  capsules

D  cell membranes

E  inclusions

A  mitochondria

B  cell wall

C  inclusions

D  cell membrane

E  ribosomes

A  condenser

B  stage

C  nosepiece

D  objective

E  ocular