What cells support the spermatogonia?

Sertoli cells

Explanation:

The Sertoli cells nourish and protect the developing sperm cells, and spermatogenesis—the developmental pathway from germ cell to mature sperm—occurs in the recesses of the Sertoli cells (Figure 19.17)

The Sertoli cells

Explanation:

nourish and protect the developing sperm cells, and spermatogenesis—the developmental pathway from germ cell to mature sperm

the truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey.