Question 1
Which of the following structures is NOT found in mature sperm?
◦ DNA molecules
◦ acrosome with enzymes
◦ mitochondria
◦ microtubules in the tail
◦ ribosomes
Question 2
Which spermicidal agent has been suggested of being able to kill virus particles?
◦ octoxynol
◦ clavulanic acid
◦ nonoxynol-9
◦ xylol
◦ PABA