Exam 1

A  repeating carbohydrates

B  hydrophobic molecules

C  hydrogen bonds

D  repeating monomers

E  electrolytic molecules

A  microtubules

B  flagella

C  None of the choices are correct.

D  Cilia

E  filaments

A  attachment and motility

B  protection and motility

C  motility and slime production

D  energy reactions and synthesis

E  attachment and protection

A  peptidase

B  penicillinase

C  lysozyme

D  None of the choices are correct.

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

D  Protozoan cysts are a reproductive stage.

A  inclusions

B  histones

C  chromatin

D  pores

E  endoplasmic reticulum

A  bright field

B  phase contrast

C  fluorescence

D  electron

E  dark field

A  Is digested by most microbes

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

C  Is solid at room temperature

D  Has flexibility

E  Holds moisture

A  steroids

B  phospholipids

C  triglycerides

D  prostaglandins

E  waxes

A  Heterotroph – synthesize organic nutrients using light energy and CO2

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

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

A  enzymes

B  polysaccharides

C  amino acids

D  carbohydrates

E  nucleic acids

A  It is involved in typhoid fever and some meningitis cases

B  It is found in acid-fast bacterial cell walls

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-positive

B  found in archaea

C  a spheroplast

D  gram-negative

E  acid fast

A  glycerol and fatty acids

B  phosphate, glycerol, and fatty acids

C  monosaccharides

D  amino acids

E  nucleotides

A  move in response to a chemical

B  move in response to light

C  transport desired molecules into cells

D  None of the choices is correct.

E  not move in response to a chemical

A  carbon

B  hydrogen

C  oxygen

D  phosphorous

E  nitrogen

A  algae

B  mold

C  euglena

D  fungus

E  green plant

A  amoeba/sarcodina

B  None of the choices are correct.

C  mastigophora

D  ciliophora

E  apicomplexa/sporozoa

A  Coccus

B  Vibrio

C  Tetrad

D  Spirochete

E  Rod

A  Store the genetic information of the cell

B  Provide cell with energy through cell respiration

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

D  Contain hydrolytic enzymes to digest macromolecules

E  Assemble amino acids into polypeptides

A  enlarge the cells

B  see motility

C  secure them to the slide

D  kill them

E  add contrast in order to see them better

A  differential

B  simple

C  acid-fast or Ziehl-Neelson

D  flagellar

E  capsule

A  loop

B  incubator

C  inoculum

D  streak

E  colony

A  Cause human disease

B  Contain genetic material

C  Lack a nucleus

D  Cannot be seen without a microscope

E  Lack cell structure

A  the last common ancestor

B  None of the choices are correct.

C  bacteria

D  archaea

E  prokaryotes

A  complex

B  reducing

C  enriched

D  minimal

E  synthetic

A  positive chemotaxis

B  negative phototaxis

C  negative chemotaxis

D  positive phototaxis

E  a tumble

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

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

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

A  algae and protozoa

B  helminths

C  yeasts and molds

D  All of the choices are correct.

E  None of the choices are correct.

A  Endoplasmic reticulum

B  Lysosomes

C  All of the choices are correct.

D  Nucleus

E  Mitochondria

A  None of the choices is correct.

B  slime coat

C  envelope

D  glycocalyx

E  pathogenic package

A  Have cell walls

B  Include single-celled and filamentous forms

C  Can use a wide variety of nutrients

D  Photosynthetic

E  Heterotrophic nutrition

A  chromatin

B  nucleosome

C  nucleoplasm

D  nuclear envelope

E  nucleolus

A  isolation

B  infection

C  inoculation

D  immunization

E  contamination

A  infectious particles

B  parasitic worms

C  molds

D  protozoa

E  bacteria

A  None of the choices are correct.

B  Pour plate

C  Spread plate

D  Streak plate

E  All of the choices are correct.

A  mitochondria

B  chloroplasts

C  endoplasmic reticulum

D  Golgi apparatus

E  lysosomes

A  Needle

B  Swab

C  Loop

D  Petri dish

E  Pipette

A  archaea

B  mycoplasmas

C  gram-positive organisms

D  gram-negative organisms

E  cyanobacteria

A  polyunsaturated

B  monounsaturated

C  unsaturated

D  saturated

E  None of the choices are correct.

A  sex pili

B  fimbriae

C  flagella

D  periplasmic flagella (axial filaments)

E  cilia

A  All of the choices are functions.

B  Protection

C  Movement

D  Reception of chemical signals

E  Adherence

A  Fatty acids

B  Alcohol

C  Phosphate

D  All of the choices are correct.

E  Glycerol

A  Ribosomes

B  Nucleus

C  DNA

D  Cytoplasmic membrane

A  cristae

B  70S ribosomes (prokaryote)

C  enzymes for metabolism

D  electron transport chain proteins

E  enzymes for photosynthesis

A  The incubation temperature was incorrect.

B  The microbiologist used too much inoculum.

C  The culture is contaminated.

D  The culture medium must be selective.

E  The culture medium must be differential.

A  cytoplasm; Golgi apparatus

B  cytoplasm; endoplasmic reticulum

C  nucleus; endoplasmic reticulum

D  nucleus; Golgi apparatus

A  capsules

B  slime layers

C  cell membranes

D  inclusions

E  cell walls

A  ribosomes

B  cell membrane

C  cell wall

D  mitochondria

E  inclusions

A  nosepiece

B  objective

C  condenser

D  stage

E  ocular