Exam 3

Question 1

Viruses can affect?

Answer 1

Affects the human food supply causing a reduction in production and livestock.

Question 2

Viruses can transmit what diseases to their host?

Answer 2

Yellow fever, Dengue fever, Zika fever, and Chikungunya transmitted by mosquito

Question 3

Types of viruses that cause cancers

Answer 3

Anus, Cervical, Leukemia, Liver, Mouth, Ovarian, Penis, Stomach, and Throat

Question 4

The host cell reproduces

Answer 4

uncontrollably by miotic cell division

Question 5

Rabies is a virus

Answer 5

that affects the brain function to increase aggression

Question 6

the enhanced aggression causes

Answer 6

the infectious host to bite another host (transmitted through the saliva)

Question 7

Viral proteins

Answer 7

4,00,000 have been identified that have agricultural, commercial, and medical value

Question 8

Types of Viral proteins

Answer 8

Ebola, Polio, TMV, Coronavirus, Zika,HIV, Papillomavirus,Marine Viruses, Norovirus, Herpesvirus, Hepatitis B, and INF

Question 9

Using big data

Answer 9

helped detect emerging viral epidemics

Question 10

the software monitors the frequency & Location of Online

Answer 10

searches for symptoms and images of related symptoms

Question 11

Viruses are big or small particles?

Answer 11

small

Question 12

viruses are smaller than the most minute cells

Answer 12

the smallest viruses are 20 nanometers smaller than ribosomes

Question 13

several viruses are exceptionally large

Answer 13

the Mimivirus,pandora virus, and the proviruses are the size of small bacterium

Question 14

Virus genome consists of?

Answer 14

a single strand or double strand and circular or linear DNA or RNA molecule

Question 15

a protective capsid made of

Answer 15

protein surrounds the genome

Question 16

some animals have a capsid made of

Answer 16

membranous envelope derived from the host cell membrane

Question 17

Viruses are natures

Answer 17

ultimate obligate parasites

Question 18

In order for a virus to replicate in its host cell

Answer 18

The host must provide: energy, molecular building blocks, DNA and RNA polymerase enzymes, and ribosomes

Question 19

Hiv is tropic for human T-Cells

Answer 19

helper T-cells regulate the adaptive immune system

Question 20

Hiv requires

Answer 20

250 molecules from helper t cells to replicate

Question 21

factors determine virus host range

Answer 21

ligands must recognize receptors on the host cell surface, viruses bind to receptors, tropism de

Question 22

viruses uses

Answer 22

motor protein and atp molecules to move along the cytoskeleton protein