viral cells

Question 1

measles

Answer 1

• -dangerous for babies and young kids

- -can lead to pneumonia, deafness, death and brain damage

Question 2

HIV

Answer 2

• -spread through sexual contact or blood exchange
• -Enters lymph nodes attacks and destroys the infection fighting cells (CD4)
• -is the cause of AIDS (life threatening infections that can occur when someone has HIV)

Question 3

tobacco mosaic virus (TMV)

Answer 3

• -pathogen (any organism that causes disease)

- -affects photosynthesis and restricts plant/crop size

Question 4

why are viral diseases is harder to prevent and treat than bacterial infections?

Answer 4

• -bacterial does not infect your cells and can be treated with antibiotics.
• -once in a cell, viruses live a reproduce thousands of virus cells
• -we have not invented any medicines that can cure viral diseases

Question 5

measles tings

Answer 5

• -red skin rash
• -fever
• -spread by inhaling droplets from coughs or sneezes
• -most young kids are vaccinated at a young age