Chapter 4

Front 1

In prokaryotes, what is the name of the protein found in flagella?

Back 1

flagellin

Front 2

Grape-like clusters of cocci are called _________.

Back 2

saphylococcus

Front 3

Anne Frank died in a German concentration camp from a disease known as __________.

Back 3

Typhus fever

Front 4

What structure is not found in the cytoplasm?

Back 4

capsule

Front 5

Rod-shaped bacteria are called ________.

Back 5

bacilli

Front 6

Can bacteria be classified as gram positive or gram negative?

Back 6

both

Front 7

Ropy Milk is due to the production of excess ______.

Back 7

capsular material

Front 8

What does a rapid strep test detect?

Back 8

streptococcus pyogenes antigens

Front 9

What phase of bacterial growth would you find overcrowding, exhaustion of nutrients, and accumulation of toxic compounds?

Back 9

stationary (plateau) phase

Front 10

What stage of bacterial growth would you find an explosion of growth?

Back 10

exponential (logarithmic) phase

Front 11

Pili function in ________ and forming a bridge so that __________ can be transferred.

Back 11

adherence

DNA

Front 12

In the binomial system the ______ is first followed by the ________.

Back 12

genus

species

Front 13

Which bacterial growth phase would cell population double with each generation?

Back 13

logarithmic growth phase

Front 14

Why does the growth of bacteria plateau in the stationary phase?

Back 14

some are dying

build up of waste

depleting nutrients

slower binary fission

Front 15

Bacillus spores are resistant to ____________.

Back 15

chemicals, drying, heat, radiation

Front 16

____________- do not have a cell wall and are a small bacteria.

Back 16

Mycoplasmas

Front 17

What part of the cell is responsible for gram stain outcome?

Back 17

cell wall

Front 18

Spore-forming bacteria without spores are called _____________.

Back 18

vegetative state

Front 19

What part of the cell confers resistance through the inward diffusion of water?

Back 19

cell wall

Front 20

The API 20-E is used to identify what type of bacteria?

Back 20

gram negative

Front 21

The ________ agar plate would be used to diagnose strep throat.

Back 21

blood

Front 22

___________- is the process of moving towards or away from the light source.

Back 22

phototaxis

Front 23

Which cell structure is not found in all bacteria?

Back 23

cell wall

Front 24

What are the 3 types of atypical bacteria?

Back 24

mycoplasmas

rickettsiae

chlamydiae

Front 25

____________ are a type of pili that function as a bridge for DNA to transfer.

Back 25

Fimbriae

Front 26

What are the stages of the cell growth curve?

Back 26

lag phase

exponential

stationary

death

Front 27

What part of the cell is responsible for the gatekeeper function?

Back 27

cell membrane

Front 28

Which part of the prokaryotic cell is a deterrent to phagocytosis?

Back 28

capsule

Front 29

What part of the prokaryotic cell is an important adhesion to host cells?

Back 29

pili

Front 30

Assume that the organism Robertus krasnerii has a generation time of 20 minutes and you are starting with one cell. How many generations will it take to achieve a population of 2,048 cells?

Back 30

11

Front 31

In examining a petri dish culture with an antibiotic sensitivity disk, the greatest sensitivity would be demonstrated by the disk with ______?

Back 31

largest zone of no growth

Front 32

The property of "hardiness" is associated with _________.

Back 32

spores

Front 33

Which group of bacteria is unique in lacking a cell wall?

Back 33

mycoplasmas

Front 34

G+ bacteria posses many layers of what chemical component?

Back 34

peptidoglycan

Front 35

Which small circular non chromosomal molecules replicate independently inside of certain bacteria?

Back 35

plasmids

Front 36

Cocci that tend to form chains are called _______.

Back 36

strptococci

Front 37

Corkscrew- shaped bacteria are called ________.

Back 37

spirochetes

Front 38

A defense mechanism of the body is the ability of certain cells to engulf and destroy bacteria. This process is known as ____________.

Back 38

phagocytosis

Front 39

___________ and ___________ are examples of spore forming genera.

Back 39

Bacillus and Clostridium

Front 40

____________- is credited with the use of agar in bacteriological media.

Back 40

Frau Hesse

Front 41

A bacterium that has flagella all over its surface is described as ____________.

Back 41

peritrichous

Front 42

It is best to treat a bacterial infection with antibiotics while it is in _______________ phase.

Back 42

exponential phase

Front 43

_________ is a form of cell division used by all bacteria.

Back 43

Binary Fission

Front 44

____________ are responsible for a variety of diseases including urethritis, trachoma, and lymphogranuloma.

Back 44

Chlamydia

Front 45

What are the 3 types of bacilli, and what are their characteristic differences?

Back 45

bacillus- single rod

diplobacillus- double rod

streptobacillus- chain of rods

Front 46

Name the 6 types of cocci and describe their different characteristics.

Back 46

coccus- 1 sphere

diplococci- a pair of spheres

streptococci- chain of spheres

tetrads- a group of 4 spheres

sarcina- group of 8 spheres

Staphylococci- cluster of spheres

Front 47

What are the 3 spiral shapes and their differences?

Back 47

Spirilla- rigid corkscrew

Vibrio- comma shaped

Spirochete- flexible corkscrew