Page 68 - The Miracle of Human Creation
P. 68
THE MIRACLE OF HUMAN CREATION
perfectly able to affect the
primary oocyte
structure of the egg? Who first polar body
divides
second
discovered the formula for division of
polar body
this operation? Who placed
these enzymes exactly in the N primary
follicle
right place to enable the
N first meiotic
fertilisation of the egg; that division
is, in the head of the micros- secondary
oocyte
copic sperm?
It is not the sperm itself ovulation
which does these things. It is
not possible for the sperm to
be aware of the existence of
hyaluronic acid or the effect secondary oocyte
drawn into fallopian
this acid has on cells, or to tube
know that the hyaluronidase sperm
uterine tube
enzyme will neutralize the ef-
(oviduct)
fect of this acid. Moreover, it sperm nucleus
is not sufficient to know the fertilisation converts
the secondary
formula of this acid; its pro- oocyte to an ootid
duction in the human body second meiotic
division
must also be ensured. And it
polar ootid technically ma-
is impossible for the sperm by body tures into ovum after
fertilisation. Sperm
itself to form the system in the ovum nucleus fuses with
nucleus of ovum,
human body which will pro- restoring diploidy
and forming zygote
duce this enzyme. For examp- zygote
zygote, which may
le, if you ask anyone who has grow into foetus
not had training in medicine
In the illustration above, we see the stages in the forma-
or chemistry the name of the tion of the egg cell and the moment of fertilisation when
enzyme that destroys the struc- the sperm and the egg meet.
ture of hyaluronic acid, or if
you asked him to write the formula of the structure of this acid, he would
certainly not be able to give you an answer. But a sperm cell does things
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