Viruses

Question 1

Viruses are not generally considered to be

Answer 1

Alive

Question 2

Not considered to be alive because cannot carry out all

Answer 2

Essential life processes by themselves

Question 3

Life processes viruses cannot carry out by self (2)

Answer 3

Reproduction

Feeding

Question 4

A virus is a packet of parasitic (2)

Answer 4

DNA

RNA

Question 5

Viruses _ to replicate the viral gene

Answer 5

Take over the machinery of a cell

Question 6

The process of taking over the cell causes a _ in the host

Answer 6

Disease

Question 7

Viruses are not

Answer 7

Cells

Question 8

Viruses do not have _ needed to carry out life processes

Answer 8

Cell structures

Question 9

Viruses are comprised of genetic material (dna, rna) enclosed within a

Answer 9

Protective coat of proteins

Question 10

Most viruses are tiny compared to a human cell and only _ times smaller

Answer 10

50

Question 11

_ lock onto proteins on the surface of a host cell

Answer 11

Surface proteins

Question 12

Surface proteins aka

Answer 12

Spike proteins

Question 13

A single strand of rna or a double strand of _ contains viruses genetic material

Answer 13

Dna

Question 14

_ make up the capsid

Answer 14

Capstones protein units

Question 15

The viral genes carry the code for the _ and other viral proteins

Answer 15

Capsomer

Question 16

The capsid is a protein shell that surrounds the

Answer 16

Genetic material

Question 17

The outer envelope, present in most viruses is made up of (2)

Answer 17

Lipids

Proteins

Question 18

1. Virus locks onto host cell, targeting cells with receptors that match

Answer 18

It’s surface protein

Question 19

2. Viral envelope stays outside and injects

Answer 19

Genetic material and usually capsid

Question 20

3. Viral genes join

Answer 20

Hosts DNA

Question 21

In some cases when joining DNA, viral DNA may copy itself using

Answer 21

Material from cell’s cytoplasm

Question 22

In other cases when viral gene joins hosts dna, viral dna is added to

Answer 22

Cell’s genetic material

Question 23

4. Host cell divides and

Answer 23

Replicates dna

Question 24

Viral dna _ when cell divides

Answer 24

Copied with host cell

Question 25

The _ carries the virus with them

Answer 25

Daughter cells

Question 26

5. Host cell replicates

Answer 26

Viral genetic material