mRNA vaccine

lengthy process

• connect strongly

• something that takes a long time

• a sign of illness

• something that needs a lot of attention

cell

• put together the pieces

• a sign of illness

• a thing with a sharp point

• the basic building block of a living thing

Katalin Karikó's discoveries became very important during the COVID-19 ________

spike

• help someone learn something

• the basic building block of a living thing

• somebody who goes into a building illegally

• a thing with a sharp point

to attach

• put together the pieces

• connect strongly

• help someone learn something

• to make the immune system react

Katalin Karikó studied ____________

intruder

• a photo taken of somebody arrested

• to make the immune system react

• somebody who goes into a building illegally

• traditional vaccines

to infect

• put together the pieces

• to go inside

• when a virus attacks a cell

• when ribosomes make protein

symptom

• instruction

• a sign of illness

• a photo taken of somebody arrested

• a latent infection

Pfizer and Moderna are ________