Testes to urethra. the path that sperm take begins in the testis and ends in the urethra. what three structures form a transportation system for the sperm as it begins its travels from the testes? a) epididymis, vas deferens, ejaculatory ducts b) prostate, seminal vesicles, ejaculatory ducts c) vas deferens, ejaculatory ducts, seminal vesicles d) seminal vesicles, the prostate, bulbourethral glands.

Describe how a student should adjust the microscope to see the cells on a slide more clearly?

What is the identity of the planets?

Ineed to get this test done which of the following statements is correct in hour our immune system responds to a potential pathogen? a.) the skin will be the first line of defense, and then the many phagocytes in the bloodstream will attempt to consume the possible pathogen. b.) b cells will start reading the antigen code immediately and call t cells to assist in destroying the pathogen. c.) the adapted immune system will call on the innate immune system to destroy the pathogen. d.) the t-cells in the adapted immune systems are the first to recognize the pathogen