Question

Who was Dr. Jonas Salk and what was significance in the realm of the science?

Answer 1

Answer:i

d

k

m

a

n

c

o

c

a

n

i

Step-by-step explanation:

Answer 2

Answer:In 1947, Salk took a position at University of Pittsburgh, where he began conducting research on polio, also known as infantile paralysis. By 1951, Salk had determined that there were three distinct types of polio viruses and was able to develop a "killed virus" vaccine for the disease.

Step-by-step explanation: