Exam 1

A  repeating carbohydrates

B  electrolytic molecules

C  hydrophobic molecules

D  hydrogen bonds

E  repeating monomers

A  Cilia

B  microtubules

C  None of the choices are correct.

D  flagella

E  filaments

A  protection and motility

B  attachment and motility

C  motility and slime production

D  energy reactions and synthesis

E  attachment and protection

A  peptidase

B  penicillinase

C  None of the choices are correct.

D  lysozyme

E  All of the choices are correct.

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 a reproductive stage.

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

A  inclusions

B  pores

C  histones

D  endoplasmic reticulum

E  chromatin

A  fluorescence

B  bright field

C  electron

D  dark field

E  phase contrast

A  Is solid at room temperature

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

C  Is digested by most microbes

D  Holds moisture

E  Has flexibility

A  steroids

B  prostaglandins

C  waxes

D  phospholipids

E  triglycerides

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  polysaccharides

B  amino acids

C  enzymes

D  nucleic acids

E  carbohydrates

A  It can stimulate fever in the human body

B  It is a specific cell wall lipid

C  It is found in acid-fast bacterial cell walls

D  It is involved in typhoid fever and some meningitis cases

E  It can cause septic shock in the human body

A  gram-negative

B  a spheroplast

C  found in archaea

D  gram-positive

E  acid fast

A  glycerol and fatty acids

B  amino acids

C  monosaccharides

D  nucleotides

E  phosphate, glycerol, and fatty acids

A  None of the choices is correct.

B  move in response to a chemical

C  move in response to light

D  not move in response to a chemical

E  transport desired molecules into cells

A  carbon

B  hydrogen

C  oxygen

D  nitrogen

E  phosphorous

A  euglena

B  mold

C  green plant

D  fungus

E  algae

A  None of the choices are correct.

B  apicomplexa/sporozoa

C  amoeba/sarcodina

D  mastigophora

E  ciliophora

A  Tetrad

B  Spirochete

C  Vibrio

D  Coccus

E  Rod

A  Provide cell with energy through cell respiration

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

C  Assemble amino acids into polypeptides

D  Contain hydrolytic enzymes to digest macromolecules

E  Store the genetic information of the cell

A  kill them

B  see motility

C  secure them to the slide

D  enlarge the cells

E  add contrast in order to see them better

A  differential

B  simple

C  acid-fast or Ziehl-Neelson

D  capsule

E  flagellar

A  loop

B  colony

C  streak

D  incubator

E  inoculum

A  Contain genetic material

B  Lack cell structure

C  Cannot be seen without a microscope

D  Lack a nucleus

E  Cause human disease

A  None of the choices are correct.

B  archaea

C  the last common ancestor

D  bacteria

E  prokaryotes

A  minimal

B  complex

C  enriched

D  reducing

E  synthetic

A  negative chemotaxis

B  a tumble

C  positive phototaxis

D  positive chemotaxis

E  negative phototaxis

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

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

A  algae and protozoa

B  None of the choices are correct.

C  yeasts and molds

D  helminths

E  All of the choices are correct.

A  Lysosomes

B  All of the choices are correct.

C  Mitochondria

D  Nucleus

E  Endoplasmic reticulum

A  slime coat

B  envelope

C  None of the choices is correct.

D  pathogenic package

E  glycocalyx

A  Have cell walls

B  Photosynthetic

C  Can use a wide variety of nutrients

D  Include single-celled and filamentous forms

E  Heterotrophic nutrition

A  nuclear envelope

B  nucleoplasm

C  nucleolus

D  chromatin

E  nucleosome

A  inoculation

B  infection

C  isolation

D  immunization

E  contamination

A  protozoa

B  molds

C  parasitic worms

D  infectious particles

E  bacteria

A  Streak plate

B  Spread plate

C  None of the choices are correct.

D  Pour plate

E  All of the choices are correct.

A  mitochondria

B  endoplasmic reticulum

C  lysosomes

D  Golgi apparatus

E  chloroplasts

A  Loop

B  Petri dish

C  Pipette

D  Needle

E  Swab

A  archaea

B  gram-negative organisms

C  cyanobacteria

D  gram-positive organisms

E  mycoplasmas

A  saturated

B  unsaturated

C  None of the choices are correct.

D  polyunsaturated

E  monounsaturated

A  flagella

B  cilia

C  fimbriae

D  periplasmic flagella (axial filaments)

E  sex pili

A  Movement

B  Protection

C  All of the choices are functions.

D  Adherence

E  Reception of chemical signals

A  Glycerol

B  Phosphate

C  All of the choices are correct.

D  Fatty acids

E  Alcohol

A  DNA

B  Cytoplasmic membrane

C  Ribosomes

D  Nucleus

A  70S ribosomes (prokaryote)

B  enzymes for photosynthesis

C  cristae

D  electron transport chain proteins

E  enzymes for metabolism

A  The culture medium must be differential.

B  The culture is contaminated.

C  The culture medium must be selective.

D  The microbiologist used too much inoculum.

E  The incubation temperature was incorrect.

A  nucleus; Golgi apparatus

B  cytoplasm; Golgi apparatus

C  cytoplasm; endoplasmic reticulum

D  nucleus; endoplasmic reticulum

A  slime layers

B  cell membranes

C  capsules

D  inclusions

E  cell walls

A  cell wall

B  mitochondria

C  ribosomes

D  inclusions

E  cell membrane

A  stage

B  objective

C  condenser

D  nosepiece

E  ocular