Classification And Virus Review Stations Sheet With Answers (Page 2 of 4) in pdf

Station #2: Virus Lytic Cycle

1. Examine the 5 pictures at the bottom of this paper showing the stages of the lytic cycle. Cut out the 5 pictures and glue

them into the blank boxes below in order from start to finish.

stage

Glue the 2

stage of the lytic

Glue the 3

stage of the lytic

cycle here

Glue the 1

stage of the lytic

cycle here

stage

Glue the 5

stage of the lytic

Glue the 4

stage of the lytic

cycle here

Answer the following questions after you have finished cutting and gluing the 5 pictures below.

2. In which stage does the virus attach to the receptor of a host cell?

3. Which stage shows “Replication”?

4. In which stage will new viruses look to find new host cells?

5. Which stage shows “Release”?

6. In which stage do the host cell’s ribosomes create virus proteins?

7. Which stage shows “Assembly”?

8. In which stage does the nucleic acid gain entrance into the host cell?

9. Which stage shows “Attachment”?

10. In which stage are virus proteins built into complete viruses?

11. Which stage shows “Entry”?

Play the video on the laptop computer titled “Virus Basics video clip” to answer the following questions. You may need to pause

and rewind if needed.

Video answers are not given. Watch the videos to find out for yourself.

12. How many sides often make up the polyhedral shapes of some viruses? ________________________________________

13. For rod shaped viruses, what makes up the inner core of these viruses? ________________________________________

14. Which type of cells do phage viruses attack? _____________________________________________________________

15. What’s inside the capsid of phage viruses? _______________________________________________________________

16. What’s attached to the sheath of phage viruses? ___________________________________________________________

Open the video file titled “Star Wars Kid video clip.” Since the popularity of YouTube, “The Star Wars Kid” is a great example of

a “Viral Video”. You can probably name several other “Viral Videos.” Why do you think these are called “viral” videos?

Popular videos on YouTube are called “Viral videos” because they spread in much the same way that

viruses spread. One person may watch the video and tell a dozen friends about the video. Those 12

people may each tell another dozen each (144 total) and those people tell others. Soon, the popularity

of the virus has spread around the Internet.

Classification And Virus Review Stations Sheet With Answers Page 2