it makes the body create memory cells for future infections
active natural
Energy best describes work.
The vaccine makes the body create memory cells.
competitive
all of these are correct
B.C.G Vaccine
It's best to use a vaccine when you have a disease or your gender might get the kind of disease.
responsible
communicates work expectations
he considered the bureaucracy
it doesn't
He was a philosopher and his work reflects the questions about life he asked. "I am therefore I exist."