2.19.14 Bio Test

1.

1 point

What are the 2 types of lymphocytes?

A Cells and B cells

C cells and D cells

T cells and A cells

B Cells and T Cells

2.

1 point

Which immune cell is repsponsible for finding pathogens within the body?

Memory B

Plasma B

Macrophage

Helper T

3.

1 point

What is the type of immunity produced by the body's reaction to a vaccine is known as ___________.

humoral immunity

passive immunity

cell-mediated immunity

active immunity

4.

1 point

disease-causing agents...________________________

pathogens

antibodies

bacteria

antigens

5.

1 point

Define Viruses.

particles of nucleic acid, protein, and sometimes lipids

capsid

particles of proteins and sometimes lipids

anything that tricks the cell to allow it inside the host cell

6.

1 point

What is a lysogenic infection?

host cell makes copies of virus indefinitely

DNA core has been infected

causes cell to burst immediately

Prophage

7.

1 point

What is a protist?

Eukaryote

any organism that is not a plant an animal a fungus or a prokaryote

prokaryote

some forms of animalia

8.

1 point

protein infectious particles

Prions

antibodies

antigens

Viroids

9.

1 point

Are viruses alive?

Yes

No

It can potentially be.

Maybe

10.

1 point

Prophage?

viral DNA in host DNA

a chemical needed for binary fission

host DNA in viral DNA

proteins bonding and creating a special chemical

11.

1 point

Which immune cell is repsponsible for finding pathogens within the body?

Macrophage

Helper T

Memory B

Plasma B

12.

1 point

Are viruses parasites?

Sometimes

Almost always

Yes

No

13.

1 point

compounds that kill bacteria without harming the cells of the human or animal hosts

antigens

antibodies

antibiotics

staphylococcus

14.

1 point

Define Lytic Infection

When Prophage goes BOOM

the virus integrates its DNA into the DNA of the host cell, and the viral genetic information replicates along with the host cell's DNA

a virus enters the cell, makes copies/replicates itself, the cell then bursts

viral DNA

15.

1 point

What are antibodies?

bodies formed from viruses

bodies of proteins that help antigens

proteins that recognize and bind to antigens

help bacteria grow

16.

1 point

How many different processes occur when a virus is inside the host cell?

3

2

5

1

17.

1 point

What is the inflammatory response a reaction to?

infectious diseases

tissue damage-injury or infection

flaming of the body

leeches

18.

1 point

Viruses that infect bacteria are called __________________.

Tobacco Mosaic Virus

bacteriophages

Killer T Cells

macrophages

19.

1 point

Group of proteins that help other cells resist viral infection

interferons

antibodies

memory B proteins

Memory T proteins

20.

1 point

T cells provide a defense against abnormal cells and pathogens inside living cells. This process is called ________.

humoral immunity

Cell-mediated immunity

passive immunity

active immunity

21.

1 point

Is the inflammatory response a nonspecific or specific defense reaction?

Nonspecific

general

specific

pudding

22.

1 point

What is a protist?

Eukaryote

some forms of animalia

any organism that is not a plant an animal a fungus or a prokaryote

prokaryote

23.

1 point

When B cells provide immunity against antigens and pahtogens in the body fluids...this process is known as_________________.

Cell-mediated immunity

Plasma Cell immunity

B immunity

Humoral immunity

24.

1 point

singles stranded RNA molecules that have no surrounding capsids

ions

prions

viroids

25.

1 point

Retroviruses?

diseases that are copied correctly

viruses containing DNA as their genetic information

diseases in the 80s

viruses containing RNA as their genetic information

26.

1 point

What is the process of converting nitrogen gas into a form plants can use?

Nitrogen Fixation

Binary Fission

Endospore

Conjugation

27.

1 point

What is an example of a bacteriophage that causes a LYTIC infection?

HIV

Lysogenic Bacteria

Bacterium

Bacteriophage T4

28.

1 point

The most important nonspecific defense

mouth

skin

ears

cilia

29.

1 point

What is lysozyme?

enzyme that helps fix the wounded area of an injury

enzyme that breaks down the cell walls of many bacteria

enzyme that is in bacteria which helps it grow

enzyme that helps secrete oils

30.

1 point

When you use antibodies for _________immunity against the pathogen

active

passive

cell-mediated

humoral

31.

1 point

Correctly Order the steps of a lytic infection correctly.
I. activate contact with a host cell
II. the viruses use the materials of the host cells to make thousands of copies of its own DNA molecule
III.cell begins to make messenger RNA from genes of virus
IV. The Infected Cell bursts
V. Virus DNA gets assembled into new virus particles

1,4,3,2,5

1,3,2,5,4

1,4,2,3,5

1,2,4,5,4

32.

1 point

What is the protein coat a virus has?

peptidoglycan

Surface protein

capsid

Nachos