Exam 1

A  hydrophobic molecules

B  hydrogen bonds

C  repeating monomers

D  electrolytic molecules

E  repeating carbohydrates

A  microtubules

B  Cilia

C  filaments

D  flagella

E  None of the choices are correct.

A  motility and slime production

B  attachment and motility

C  protection and motility

D  attachment and protection

E  energy reactions and synthesis

A  penicillinase

B  None of the choices are correct.

C  lysozyme

D  peptidase

E  All of the choices are correct.

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

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

C  Protozoan cysts are a reproductive stage.

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

A  chromatin

B  inclusions

C  histones

D  endoplasmic reticulum

E  pores

A  electron

B  phase contrast

C  bright field

D  fluorescence

E  dark field

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

B  Is solid at room temperature

C  Has flexibility

D  Is digested by most microbes

E  Holds moisture

A  prostaglandins

B  triglycerides

C  phospholipids

D  waxes

E  steroids

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

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

C  Heterotroph – synthesize organic nutrients using light energy and CO2

A  carbohydrates

B  enzymes

C  amino acids

D  nucleic acids

E  polysaccharides

A  It is involved in typhoid fever and some meningitis cases

B  It can cause septic shock in the human body

C  It is a specific cell wall lipid

D  It is found in acid-fast bacterial cell walls

E  It can stimulate fever in the human body

A  gram-positive

B  a spheroplast

C  found in archaea

D  gram-negative

E  acid fast

A  monosaccharides

B  amino acids

C  phosphate, glycerol, and fatty acids

D  nucleotides

E  glycerol and fatty acids

A  None of the choices is correct.

B  transport desired molecules into cells

C  move in response to light

D  not move in response to a chemical

E  move in response to a chemical

A  oxygen

B  hydrogen

C  carbon

D  phosphorous

E  nitrogen

A  fungus

B  algae

C  green plant

D  euglena

E  mold

A  mastigophora

B  ciliophora

C  amoeba/sarcodina

D  None of the choices are correct.

E  apicomplexa/sporozoa

A  Coccus

B  Rod

C  Vibrio

D  Spirochete

E  Tetrad

A  Contain hydrolytic enzymes to digest macromolecules

B  Assemble amino acids into polypeptides

C  Provide cell with energy through cell respiration

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

E  Store the genetic information of the cell

A  see motility

B  add contrast in order to see them better

C  kill them

D  enlarge the cells

E  secure them to the slide

A  differential

B  capsule

C  flagellar

D  simple

E  acid-fast or Ziehl-Neelson

A  streak

B  incubator

C  inoculum

D  colony

E  loop

A  Lack a nucleus

B  Cause human disease

C  Contain genetic material

D  Lack cell structure

E  Cannot be seen without a microscope

A  archaea

B  prokaryotes

C  the last common ancestor

D  None of the choices are correct.

E  bacteria

A  complex

B  enriched

C  minimal

D  synthetic

E  reducing

A  positive phototaxis

B  negative phototaxis

C  a tumble

D  negative chemotaxis

E  positive chemotaxis

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

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

B  All of the choices are correct.

C  None of the choices are correct.

D  yeasts and molds

E  algae and protozoa

A  Endoplasmic reticulum

B  All of the choices are correct.

C  Lysosomes

D  Mitochondria

E  Nucleus

A  None of the choices is correct.

B  slime coat

C  pathogenic package

D  glycocalyx

E  envelope

A  Include single-celled and filamentous forms

B  Can use a wide variety of nutrients

C  Heterotrophic nutrition

D  Have cell walls

E  Photosynthetic

A  nucleoplasm

B  chromatin

C  nucleosome

D  nucleolus

E  nuclear envelope

A  inoculation

B  isolation

C  infection

D  immunization

E  contamination

A  molds

B  infectious particles

C  parasitic worms

D  bacteria

E  protozoa

A  Pour plate

B  Streak plate

C  Spread plate

D  All of the choices are correct.

E  None of the choices are correct.

A  endoplasmic reticulum

B  lysosomes

C  chloroplasts

D  Golgi apparatus

E  mitochondria

A  Petri dish

B  Needle

C  Loop

D  Swab

E  Pipette

A  gram-negative organisms

B  mycoplasmas

C  gram-positive organisms

D  archaea

E  cyanobacteria

A  polyunsaturated

B  saturated

C  unsaturated

D  monounsaturated

E  None of the choices are correct.

A  periplasmic flagella (axial filaments)

B  flagella

C  sex pili

D  cilia

E  fimbriae

A  Protection

B  Reception of chemical signals

C  Movement

D  All of the choices are functions.

E  Adherence

A  Phosphate

B  Glycerol

C  Fatty acids

D  All of the choices are correct.

E  Alcohol

A  Ribosomes

B  Nucleus

C  DNA

D  Cytoplasmic membrane

A  enzymes for metabolism

B  electron transport chain proteins

C  enzymes for photosynthesis

D  cristae

E  70S ribosomes (prokaryote)

A  The incubation temperature was incorrect.

B  The culture medium must be selective.

C  The culture is contaminated.

D  The culture medium must be differential.

E  The microbiologist used too much inoculum.

A  nucleus; endoplasmic reticulum

B  nucleus; Golgi apparatus

C  cytoplasm; endoplasmic reticulum

D  cytoplasm; Golgi apparatus

A  inclusions

B  slime layers

C  cell membranes

D  cell walls

E  capsules

A  cell membrane

B  mitochondria

C  cell wall

D  inclusions

E  ribosomes

A  condenser

B  ocular

C  stage

D  nosepiece

E  objective