Exam 1

A  repeating monomers

B  electrolytic molecules

C  repeating carbohydrates

D  hydrogen bonds

E  hydrophobic molecules

A  flagella

B  microtubules

C  filaments

D  Cilia

E  None of the choices are correct.

A  protection and motility

B  attachment and protection

C  motility and slime production

D  energy reactions and synthesis

E  attachment and motility

A  penicillinase

B  peptidase

C  None of the choices are correct.

D  All of the choices are correct.

E  lysozyme

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

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 the active, growing stage of the organism.

D  Protozoan cysts are a reproductive stage.

A  inclusions

B  histones

C  endoplasmic reticulum

D  pores

E  chromatin

A  phase contrast

B  electron

C  bright field

D  dark field

E  fluorescence

A  Is digested by most microbes

B  Has flexibility

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

D  Is solid at room temperature

E  Holds moisture

A  waxes

B  prostaglandins

C  steroids

D  triglycerides

E  phospholipids

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

B  Heterotroph – synthesize organic nutrients using light energy and CO2

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

A  nucleic acids

B  enzymes

C  amino acids

D  polysaccharides

E  carbohydrates

A  It can cause septic shock in the human body

B  It can stimulate fever in the human body

C  It is found in acid-fast bacterial cell walls

D  It is involved in typhoid fever and some meningitis cases

E  It is a specific cell wall lipid

A  acid fast

B  found in archaea

C  gram-positive

D  gram-negative

E  a spheroplast

A  glycerol and fatty acids

B  nucleotides

C  phosphate, glycerol, and fatty acids

D  monosaccharides

E  amino acids

A  not move in response to a chemical

B  transport desired molecules into cells

C  move in response to a chemical

D  move in response to light

E  None of the choices is correct.

A  nitrogen

B  oxygen

C  phosphorous

D  hydrogen

E  carbon

A  mold

B  fungus

C  euglena

D  green plant

E  algae

A  apicomplexa/sporozoa

B  amoeba/sarcodina

C  None of the choices are correct.

D  mastigophora

E  ciliophora

A  Tetrad

B  Rod

C  Vibrio

D  Coccus

E  Spirochete

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

B  Store the genetic information of the cell

C  Contain hydrolytic enzymes to digest macromolecules

D  Assemble amino acids into polypeptides

E  Provide cell with energy through cell respiration

A  see motility

B  add contrast in order to see them better

C  kill them

D  secure them to the slide

E  enlarge the cells

A  flagellar

B  capsule

C  acid-fast or Ziehl-Neelson

D  differential

E  simple

A  incubator

B  inoculum

C  streak

D  loop

E  colony

A  Cause human disease

B  Cannot be seen without a microscope

C  Contain genetic material

D  Lack a nucleus

E  Lack cell structure

A  archaea

B  None of the choices are correct.

C  bacteria

D  the last common ancestor

E  prokaryotes

A  complex

B  synthetic

C  minimal

D  reducing

E  enriched

A  negative phototaxis

B  positive chemotaxis

C  negative chemotaxis

D  a tumble

E  positive phototaxis

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  All of the choices are correct.

B  algae and protozoa

C  yeasts and molds

D  helminths

E  None of the choices are correct.

A  Endoplasmic reticulum

B  All of the choices are correct.

C  Lysosomes

D  Mitochondria

E  Nucleus

A  glycocalyx

B  envelope

C  pathogenic package

D  slime coat

E  None of the choices is correct.

A  Have cell walls

B  Include single-celled and filamentous forms

C  Photosynthetic

D  Can use a wide variety of nutrients

E  Heterotrophic nutrition

A  nucleolus

B  nucleosome

C  nuclear envelope

D  nucleoplasm

E  chromatin

A  isolation

B  inoculation

C  immunization

D  infection

E  contamination

A  bacteria

B  infectious particles

C  molds

D  protozoa

E  parasitic worms

A  Pour plate

B  Spread plate

C  Streak plate

D  None of the choices are correct.

E  All of the choices are correct.

A  chloroplasts

B  endoplasmic reticulum

C  Golgi apparatus

D  lysosomes

E  mitochondria

A  Swab

B  Needle

C  Loop

D  Petri dish

E  Pipette

A  archaea

B  gram-negative organisms

C  gram-positive organisms

D  mycoplasmas

E  cyanobacteria

A  unsaturated

B  polyunsaturated

C  monounsaturated

D  None of the choices are correct.

E  saturated

A  sex pili

B  periplasmic flagella (axial filaments)

C  flagella

D  fimbriae

E  cilia

A  Adherence

B  Movement

C  All of the choices are functions.

D  Protection

E  Reception of chemical signals

A  All of the choices are correct.

B  Alcohol

C  Phosphate

D  Glycerol

E  Fatty acids

A  Ribosomes

B  Cytoplasmic membrane

C  Nucleus

D  DNA

A  70S ribosomes (prokaryote)

B  electron transport chain proteins

C  enzymes for photosynthesis

D  cristae

E  enzymes for metabolism

A  The culture is contaminated.

B  The incubation temperature was incorrect.

C  The culture medium must be differential.

D  The microbiologist used too much inoculum.

E  The culture medium must be selective.

A  cytoplasm; Golgi apparatus

B  cytoplasm; endoplasmic reticulum

C  nucleus; endoplasmic reticulum

D  nucleus; Golgi apparatus

A  cell membranes

B  inclusions

C  slime layers

D  cell walls

E  capsules

A  inclusions

B  ribosomes

C  cell membrane

D  mitochondria

E  cell wall

A  nosepiece

B  stage

C  condenser

D  ocular

E  objective