Study the diagram in Figure 4.23. oviduct
Z
(1)
End
2
(1)
5
1
(1)
(1)
ovary
1. Name the process shown at A.
2. Identify the number which shows exactly where this
egg was fertilised.
3. After fertilisation, implantation occurs. What will
form later at the position marked B in the diagram?
4. Through which process is the structure at 5 formed?
5. Write down the number of chromosomes that
would be present in the nucleus of the following:
a) cell at 1
b) one cell at 4.
6. Name and describe the function of two hormones
that ensure the developing embryo does not abort.
uterus
(1)
(1)
pathway of the sperm
pathway of the egg/embryo
vagina
(4)
Fig. 4.23 Part of the
female reproductive
system