Exam 1

A  repeating carbohydrates

B  electrolytic molecules

C  hydrogen bonds

D  hydrophobic molecules

E  repeating monomers

A  filaments

B  Cilia

C  None of the choices are correct.

D  microtubules

E  flagella

A  protection and motility

B  motility and slime production

C  attachment and protection

D  attachment and motility

E  energy reactions and synthesis

A  peptidase

B  None of the choices are correct.

C  lysozyme

D  penicillinase

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 a survival form that allows them to survive adverse environmental conditions between hosts.

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

D  Protozoan cysts are a reproductive stage.

A  endoplasmic reticulum

B  histones

C  inclusions

D  pores

E  chromatin

A  bright field

B  electron

C  phase contrast

D  fluorescence

E  dark field

A  Is digested by most microbes

B  Holds moisture

C  Is solid at room temperature

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

E  Has flexibility

A  phospholipids

B  prostaglandins

C  triglycerides

D  steroids

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  amino acids

B  carbohydrates

C  enzymes

D  nucleic acids

E  polysaccharides

A  It is involved in typhoid fever and some meningitis cases

B  It is found in acid-fast bacterial cell walls

C  It can stimulate fever in the human body

D  It can cause septic shock in the human body

E  It is a specific cell wall lipid

A  gram-negative

B  found in archaea

C  acid fast

D  a spheroplast

E  gram-positive

A  nucleotides

B  phosphate, glycerol, and fatty acids

C  monosaccharides

D  glycerol and fatty acids

E  amino acids

A  None of the choices is correct.

B  move in response to light

C  move in response to a chemical

D  transport desired molecules into cells

E  not move in response to a chemical

A  oxygen

B  carbon

C  phosphorous

D  nitrogen

E  hydrogen

A  green plant

B  euglena

C  fungus

D  algae

E  mold

A  mastigophora

B  apicomplexa/sporozoa

C  ciliophora

D  None of the choices are correct.

E  amoeba/sarcodina

A  Rod

B  Spirochete

C  Vibrio

D  Tetrad

E  Coccus

A  Assemble amino acids into polypeptides

B  Contain hydrolytic enzymes to digest macromolecules

C  Provide cell with energy through cell respiration

D  Store the genetic information of the cell

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

A  enlarge the cells

B  secure them to the slide

C  add contrast in order to see them better

D  kill them

E  see motility

A  flagellar

B  acid-fast or Ziehl-Neelson

C  differential

D  capsule

E  simple

A  loop

B  colony

C  streak

D  inoculum

E  incubator

A  Contain genetic material

B  Lack a nucleus

C  Cause human disease

D  Lack cell structure

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  enriched

B  minimal

C  reducing

D  complex

E  synthetic

A  negative chemotaxis

B  positive chemotaxis

C  positive phototaxis

D  negative phototaxis

E  a tumble

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

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

A  algae and protozoa

B  None of the choices are correct.

C  All of the choices are correct.

D  yeasts and molds

E  helminths

A  Endoplasmic reticulum

B  Mitochondria

C  Lysosomes

D  Nucleus

E  All of the choices are correct.

A  pathogenic package

B  envelope

C  None of the choices is correct.

D  slime coat

E  glycocalyx

A  Include single-celled and filamentous forms

B  Heterotrophic nutrition

C  Can use a wide variety of nutrients

D  Photosynthetic

E  Have cell walls

A  nucleolus

B  chromatin

C  nucleoplasm

D  nucleosome

E  nuclear envelope

A  infection

B  contamination

C  isolation

D  inoculation

E  immunization

A  molds

B  protozoa

C  bacteria

D  infectious particles

E  parasitic worms

A  Spread plate

B  Streak plate

C  All of the choices are correct.

D  None of the choices are correct.

E  Pour plate

A  chloroplasts

B  lysosomes

C  endoplasmic reticulum

D  mitochondria

E  Golgi apparatus

A  Petri dish

B  Needle

C  Pipette

D  Loop

E  Swab

A  gram-positive organisms

B  mycoplasmas

C  gram-negative organisms

D  archaea

E  cyanobacteria

A  polyunsaturated

B  saturated

C  unsaturated

D  None of the choices are correct.

E  monounsaturated

A  flagella

B  sex pili

C  periplasmic flagella (axial filaments)

D  cilia

E  fimbriae

A  Reception of chemical signals

B  Protection

C  Movement

D  All of the choices are functions.

E  Adherence

A  Alcohol

B  All of the choices are correct.

C  Glycerol

D  Phosphate

E  Fatty acids

A  Cytoplasmic membrane

B  Ribosomes

C  DNA

D  Nucleus

A  enzymes for metabolism

B  70S ribosomes (prokaryote)

C  cristae

D  enzymes for photosynthesis

E  electron transport chain proteins

A  The culture medium must be selective.

B  The culture medium must be differential.

C  The microbiologist used too much inoculum.

D  The incubation temperature was incorrect.

E  The culture is contaminated.

A  cytoplasm; Golgi apparatus

B  cytoplasm; endoplasmic reticulum

C  nucleus; Golgi apparatus

D  nucleus; endoplasmic reticulum

A  cell walls

B  inclusions

C  cell membranes

D  slime layers

E  capsules

A  mitochondria

B  inclusions

C  ribosomes

D  cell membrane

E  cell wall

A  objective

B  condenser

C  ocular

D  nosepiece

E  stage