Gametes and Fertilisation
mammalian gametes I haploid
Female-own , oocyte -
> produced in the Ovaries
S.I units Male-Sperm , spermatazon - produced inhe testes
Fertilisation occurs in the
fallopian tubes seminiferous
tubule
Sperm
Acrosome membrane bound organdle ,
containing
-
hydrolytic enzymes for breaking he
down Zona
pellucida of the over
nucleus haploid
aerobic
Lots of mitochondria ATP for respiration
for
-
for flagellu
Flagellum provides the motility to swim
Stream lined in to travel
small :easier
order
to more
faster
.
towards the orum
Oocyte -
nucleus :
haploid
ollicular cells
-
corona radiata :
of surrounding , involved in
signalling
hormones
to he sperm
involved
.
in
Progesterone
chemotaxis
and other
pellucida coat) layer below
zona
(jelly glycoprotein
-
corona radiata
layer- that the has to
sperm
penetrate and involved in
preventing polysperming
· Largecellincreases surface see
Catical
granules involved preventing polysperming
incontain
-
;
enzymes
which
modify zona pellucida .
mammalian gametes I haploid
Female-own , oocyte -
> produced in the Ovaries
S.I units Male-Sperm , spermatazon - produced inhe testes
Fertilisation occurs in the
fallopian tubes seminiferous
tubule
Sperm
Acrosome membrane bound organdle ,
containing
-
hydrolytic enzymes for breaking he
down Zona
pellucida of the over
nucleus haploid
aerobic
Lots of mitochondria ATP for respiration
for
-
for flagellu
Flagellum provides the motility to swim
Stream lined in to travel
small :easier
order
to more
faster
.
towards the orum
Oocyte -
nucleus :
haploid
ollicular cells
-
corona radiata :
of surrounding , involved in
signalling
hormones
to he sperm
involved
.
in
Progesterone
chemotaxis
and other
pellucida coat) layer below
zona
(jelly glycoprotein
-
corona radiata
layer- that the has to
sperm
penetrate and involved in
preventing polysperming
· Largecellincreases surface see
Catical
granules involved preventing polysperming
incontain
-
;
enzymes
which
modify zona pellucida .
