Question

the____is the coiled tube at upper part of each male testicle. epididymis vas deferens prostate gland

Explanation:

The epididymis is a coiled tube located at the upper part of each male testicle. It plays a crucial role in sperm maturation and storage. The vas deferens is a duct that transports sperm from the epididymis to the ejaculatory duct. The prostate gland is a glandular organ that contributes to the formation of semen but is not a coiled tube at the upper part of the testicle.

Answer:

epididymis