fertilisation Flashcards
1
Q
where does fertilisation usually occur
A
in the ampulla of the uterine tube
2
Q
what is the name given to the glycoprotein shell of the oocyte cell
A
the zona pellucida
3
Q
describe the steps of fertilisation of an oocyte by a sperm cell
A
sperm binds with zona pellucida of oocyte
enzymes released from sperm head as it digests through the zona pellucida and into the egg
egg and sperm plasma membrane fuse and sperm contents enter egg
4
Q
what does sperm entry into the egg trigger
A
completion of meiosis 2
release of cortical granules by oocyte
