Answer:
1.Their job is to fertilize an egg inside your body, and to get there, they're carried along by fluid that's produced by different male sex organs
Step-by-step explanation:
2.The seminiferous tubules are the site of the germination, maturation, and transportation of the sperm cells within the male testes. Seminiferous tubules are made up of columnar Sertoli cells surrounded by spermatogenic cells on the epithelial interior and stem cells exteriorly
3.an enlarged and rigid state of the penis, typically in sexual excitement.