Exam 1

A  hydrophobic molecules

B  hydrogen bonds

C  electrolytic molecules

D  repeating carbohydrates

E  repeating monomers

A  microtubules

B  None of the choices are correct.

C  flagella

D  filaments

E  Cilia

A  attachment and protection

B  protection and motility

C  energy reactions and synthesis

D  motility and slime production

E  attachment and motility

A  peptidase

B  penicillinase

C  All of the choices are correct.

D  None of the choices are correct.

E  lysozyme

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

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

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

D  Protozoan cysts are a reproductive stage.

A  inclusions

B  endoplasmic reticulum

C  pores

D  chromatin

E  histones

A  fluorescence

B  electron

C  phase contrast

D  bright field

E  dark field

A  Has flexibility

B  Is digested by most microbes

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

D  Is solid at room temperature

E  Holds moisture

A  steroids

B  waxes

C  triglycerides

D  phospholipids

E  prostaglandins

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 a specific cell wall lipid

B  It is found in acid-fast bacterial cell walls

C  It can cause septic shock in the human body

D  It can stimulate fever in the human body

E  It is involved in typhoid fever and some meningitis cases

A  a spheroplast

B  gram-negative

C  acid fast

D  gram-positive

E  found in archaea

A  amino acids

B  monosaccharides

C  nucleotides

D  glycerol and fatty acids

E  phosphate, glycerol, and fatty acids

A  move in response to a chemical

B  None of the choices is correct.

C  not move in response to a chemical

D  move in response to light

E  transport desired molecules into cells

A  carbon

B  phosphorous

C  hydrogen

D  oxygen

E  nitrogen

A  green plant

B  fungus

C  euglena

D  algae

E  mold

A  None of the choices are correct.

B  ciliophora

C  amoeba/sarcodina

D  mastigophora

E  apicomplexa/sporozoa

A  Rod

B  Spirochete

C  Vibrio

D  Coccus

E  Tetrad

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

B  Store the genetic information of the cell

C  Provide cell with energy through cell respiration

D  Assemble amino acids into polypeptides

E  Contain hydrolytic enzymes to digest macromolecules

A  kill them

B  add contrast in order to see them better

C  see motility

D  secure them to the slide

E  enlarge the cells

A  simple

B  flagellar

C  differential

D  acid-fast or Ziehl-Neelson

E  capsule

A  streak

B  incubator

C  loop

D  colony

E  inoculum

A  Lack cell structure

B  Contain genetic material

C  Cause human disease

D  Cannot be seen without a microscope

E  Lack a nucleus

A  archaea

B  the last common ancestor

C  bacteria

D  None of the choices are correct.

E  prokaryotes

A  reducing

B  enriched

C  complex

D  minimal

E  synthetic

A  negative phototaxis

B  negative chemotaxis

C  positive chemotaxis

D  positive phototaxis

E  a tumble

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

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 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  All of the choices are correct.

C  None of the choices are correct.

D  helminths

E  yeasts and molds

A  Mitochondria

B  Endoplasmic reticulum

C  All of the choices are correct.

D  Lysosomes

E  Nucleus

A  pathogenic package

B  slime coat

C  None of the choices is correct.

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  nuclear envelope

B  nucleosome

C  chromatin

D  nucleolus

E  nucleoplasm

A  infection

B  inoculation

C  immunization

D  isolation

E  contamination

A  protozoa

B  molds

C  infectious particles

D  bacteria

E  parasitic worms

A  Streak plate

B  Pour plate

C  None of the choices are correct.

D  All of the choices are correct.

E  Spread plate

A  chloroplasts

B  mitochondria

C  lysosomes

D  Golgi apparatus

E  endoplasmic reticulum

A  Pipette

B  Needle

C  Petri dish

D  Swab

E  Loop

A  archaea

B  cyanobacteria

C  gram-positive organisms

D  mycoplasmas

E  gram-negative organisms

A  polyunsaturated

B  None of the choices are correct.

C  saturated

D  unsaturated

E  monounsaturated

A  periplasmic flagella (axial filaments)

B  cilia

C  sex pili

D  flagella

E  fimbriae

A  Adherence

B  All of the choices are functions.

C  Reception of chemical signals

D  Protection

E  Movement

A  Glycerol

B  All of the choices are correct.

C  Alcohol

D  Fatty acids

E  Phosphate

A  Cytoplasmic membrane

B  Nucleus

C  DNA

D  Ribosomes

A  cristae

B  enzymes for photosynthesis

C  enzymes for metabolism

D  electron transport chain proteins

E  70S ribosomes (prokaryote)

A  The microbiologist used too much inoculum.

B  The culture medium must be differential.

C  The culture medium must be selective.

D  The incubation temperature was incorrect.

E  The culture is contaminated.

A  nucleus; Golgi apparatus

B  nucleus; endoplasmic reticulum

C  cytoplasm; Golgi apparatus

D  cytoplasm; endoplasmic reticulum

A  inclusions

B  slime layers

C  cell membranes

D  cell walls

E  capsules

A  ribosomes

B  cell membrane

C  cell wall

D  inclusions

E  mitochondria

A  ocular

B  nosepiece

C  stage

D  condenser

E  objective