Question

which zoologist stated that cells act as the primary building blocks of life?
a rudolf virchow
b anton van leeuwenhoek
c theodor schwann
d robert hooke

Explanation:

Theodor Schwann, a zoologist, proposed that cells are the primary building blocks of life as part of the cell - theory. Rudolf Virchow is known for "omnis cellula e cellula" (all cells come from cells). Anton van Leeuwenhoek was a pioneer in microscopy and discovered microorganisms. Robert Hooke coined the term "cell".

Answer:

c. Theodor Schwann