Unit 2 - KA1 - Gamete production and fertilisation Flashcards
what are gametes (sex cells)
sperm cells in males and eggs in females
how are gametes produced
Germline cells through meiosis
where are sperm produced
in the seminiferous tubules
where is testosterone produced
in the interstitial cells
what do the fluids from the prostate gland and seminal vesicles do to the sperm
the fluids maintain the mobility and viability of the sperm.
what do the ovaries contain at various stages of development
immature ova
where are mature ova released
the oviduct
what is the ovum surrounded by and what does it do
surrounded by a follicle that protects the developing ovum and secretes hormones
when ova are fertilised by sperm, what do they form?
a diploid zygote
what cellular division does the zygote undergo, and what is formed
mitosis to form a blastocyst