Microbiology chapter 6

Question 1

What is mad cow disease called

Answer 1

bovine spongiform encephalopathy

Question 2

Scrapie was first discovered in

Answer 2

sheep

Question 3

The first prion disease discovered is

Answer 3

Kuru in humans

Question 4

Prion diseases are also called what

Answer 4

spongiform encephalopathy

Question 5

The lysogenic conversion is responsible for what

Answer 5

diptheria, cholera, botulism

Question 6

Induction is

Answer 6

the activation of a prophage in a lysogenic cell

Question 7

A Prophage is

Answer 7

inactive state when DNA inserted into host chromosome

Question 8

Lysogenic cycle bacteriophages is when

Answer 8

the bacteriophage becomes incorporated in the host cell

Question 9

Lytic phase is when

Answer 9

bacteriophage invades multiplies and then destroys cell

Question 10

3 steps of lysogenic viruses

Answer 10

infect, insert DNA, transduction

Question 11

Measles causes

Answer 11

subacute sclerosing panencephalitis

Question 12

What are persistent viruses

Answer 12

active and become chronic in some

Question 13

The chronic latent state is

Answer 13

periodic activation after a period of inactivity

Question 14

Provirus viral DNA is

Answer 14

incorporated into host DNA

Question 15

What causes t cell leukemia

Answer 15

oncornavirus

Question 16

What causes HIV

Answer 16

lentivirus

Question 17

What causes dengue fever and west nile

Answer 17

flaviviruses

Question 18

What causes ebola

Answer 18

filovirus

Question 19

What causes mumps and measels

Answer 19

paramyxoviruses

Question 20

What causes influenze

Answer 20

orthomycoviruses

Question 21

What causes rabies

Answer 21

rhabdoviruses

Question 22

What causes rubella and encephalitis

Answer 22

togviruses

Question 23

What causes polio, hep A and the common cold

Answer 23

picornaviruses

Question 24

What causes rotaviruses

Answer 24

reoviruses

Question 25

The hepadnaviruses are

Answer 25

non-enveloped

Question 26

What causes kaposis sarcoma

Answer 26

HHV-8

Question 27

What causes cytomegalovirus

Answer 27

HHV-5

Question 28

What causes epstein bar virus mono and tumors

Answer 28

HHV-4

Question 29

What causes chickenpox and shingles

Answer 29

HHV-3

Question 30

What causes genital herpes

Answer 30

HHV-2

Question 31

What causes cold sores

Answer 31

HHV-1

Question 32

what binds to p53

Answer 32

HPV

Question 33

What is a synctia

Answer 33

fusion of multiple host cells into large multinucleated cells

Question 34

What are eucaryotic viruses

Answer 34

must be grown in cell culture, eggs, or living animals

Question 35

What viruses have to be converted into positive sense

Answer 35

negative sense RNA

Question 36

what viruses act like mRNA when entering cell

Answer 36

positive sense RNA

Question 37

What is uncoating

Answer 37

when enzymes in vacuole dissolve envelope and capsid

Question 38

What is endocytosis

Answer 38

when entire virus is engulfed by cell and enclosed in a vacuole or vesicle

Question 39

What are the phases of life for a virus

Answer 39

absorption, penetration, synthesis, assembly and release

Question 40

What polymerases must be viral

Answer 40

RNA dependent RNA polymerase DNA dependent DNA polymerase

Question 41

What disease are caused by ssRNA viruses

Answer 41

HIV and AIDS

Question 42

What disease is caused by dsRNA

Answer 42

rotavirus, gastroenteritis

Question 43

What type os virus is influenza

Answer 43

ssRNA minus

Question 44

What type of virus is poliovirus

Answer 44

ssRNA positive

Question 45

What type of virus is parvovirus

Answer 45

ssDNA

Question 46

What can parvovirus result in

Answer 46

erythema infectiosum

Question 47

Variola and herpes simplex 2 are caused by what type of virus

Answer 47

dsDNA

Question 48

What causes smallpox

Answer 48

variola

Question 49

What are cylindrical viruses

Answer 49

0.8 um long and 0.015 diameter