True or false sperm and ova or not identical to the parent cells that produce them?

Gonorrhea and chlamydia are two sexually transmitted infections (STIS) that are caused by bacteria. The bacteria cause inflammation of the prostate gland and the epididymis. Explain the impact this type inflammation could have on male reproduction.

draw testes with color

The tail of a sperm cell is a __________.

Which nondisjunction disorder must be due to an event in sperm development: XO, XXX, XXY or XYY?

Name the stages of spermatogenesis from spermatogonium to spermatozoa. How do they differ in the number ofchromosomes per cell and chromatids per chromosome?

Michelle is a sexually active college student. On Saturday night, she has unprotected sex with her boyfriend. On Monday evening, she experiences the twinge of mid-cycle pain that she typically feels when she is ovulating. This makes Sherrise extremely anxious that she might soon learn she is pregnant. Is Sherrise’s concern valid? Why or why not?

Check all the answers and answe the question that isn't answered. Which step triggers release of enzymes by the head of a sperm cell which helpdissolve the zona pellucida? Step C involving the Acrosome reaction. Which step forms the fertilization membrane which disallows multiple sperm cellsfrom entering the ovum? Step A including the membrane fusion as corticalgranules are released. In what step are pronuclei formed? Step D where the sperm's head contains thenucleus and must meet the pronucleus.   At what step does the ovum complete meiosis??   Which step is the "official formation of a zygote? Step D (fusion of a nuclei).

Fill in the blank:  The number of chromosomes normally present in a human sperm cell is _______________________.

Luteinizing hormone and follicle stimulating hormone are associated with female gamete development and ovulation yet they are essential for effective male reproduction. Why?