Guide to the practical teaching
of biology and genetics

Normal testes of rat (40×)

Normal testes of rat (200×)

Testes of rat after radiation 650R (40×)

Testes of rat after radiation 650R (200×)

Testes of rooster after radiation 12Gy, after 4 days (100×)

Teste of rooster after radiation 12Gy, after 8 days (100×)

Testes of rooster after radiation 12Gy, after 4 days (200×)

Testes of rooster after radiation 12Gy, after 8 days (200×)

Testes of rat fed with CdCl (40×)

Testes of rat fed with CdCl (100×)

Testes of rat fed with CdCl (200×)