Which organ stores sperm cells until they mature
1. epididymis
2. seminal vesicles
3. urethra
4. testes

What is the term for all traits passed biologically from parent to child.

What do you do if you fall over and bend your big toe all the way forwards?

The following statement about pathogens are true except for one, which statement is not true? a. pathogens belong in the human body b. pathogens can cause infectious diseases c. some pathogens can be classified as animals d. pathogens can multiply inside a host organism