Understanding Viruses

What is the primary reason viruses need to attach to a healthy cell?

• To increase their size

• To change their DNA

• To replicate and survive

• To become visible under a microscope

What happens to a healthy cell once a virus enters it?

• It becomes immune to other viruses

• It changes its shape

• It duplicates the virus until it dies

• It becomes stronger

Which of the following is a sign that your body is fighting off a virus?

• Sudden weight gain

• Increased appetite

• Runny nose and fever

• Improved vision

How can viruses be transmitted from one person to another?

• Through direct touch

• By sharing the same food

• Through tiny droplets in the air

• By looking at an infected person

What has helped reduce the impact of deadly viruses throughout history?

• Development of vaccines

• More exposure to viruses

• Increased global travel

• Ignoring symptoms