Q.1.
An organism that lives in or on another is called a
Q.2.
A virus invades and reproduces inside a living...
Q.3.
Viruses are non-living because
Q.4.
What happens in the lysogenic cycle?
Q.5.
The organism that a virus enters and uses is called a
Q.6.
A tiny non-living particle that invades and then multiplies inside of a living cell is called a:
Q.7.
Viruses are cells.
Q.8.
What was used to make the smallpox vaccine?
Q.9.
The smallest and simpliest forms of life are called
Q.10.
What are the parts of a virus?
Q.11.
A virus is __________ a cell.
Q.12.
What does a virus have on the inside?
Q.13.
What does a virus have on the outside?
Q.14.
Is a virus alive?
Q.15.
One reason that viruses are considered to be nonliving is that they are not made of ______.
Q.16.
How could you describe the size of a virus?
Q.17.
Antibiotics kill viruses
Q.18.
What do viruses have in common with living cells? They both...
Q.19.
Which of the following occurs after a virus attaches to a host cell in the viral reproduction process?
Q.20.
What provides direct energy for the virus?