Chapter 11 / 6 short lessons
Reproduction in humans
Follow gametes and early development, understand the menstrual cycle and explain HIV transmission accurately.
G3 Combined Biology / K327 / K328 / 2027 syllabus
What do you think?
Does ovulation mean that fertilisation has happened?
Lessons
0 of 6 marked as readSexual reproduction combines genetic information
Define sexual reproduction using gamete nuclear fusion, a zygote and genetically dissimilar offspring.
About 4 minTrace the male reproductive system
Identify the named male structures and explain their functions.
About 4 minTrace the female reproductive system
Identify the named female structures and distinguish their functions.
About 4 minThe menstrual cycle
Explain menstruation, ovulation, hormone effects and variation in cycle timing.
About 5 minFrom fertilisation to implantation
Trace fertilisation, formation of a ball of cells and implantation in the uterine lining.
About 4 minExplain HIV transmission accurately
Explain HIV transmission and match each route with an effective reduction method.
About 5 minWhat you will be able to do
- Define sexual reproduction and locate the named organs.
- Explain menstrual-cycle events and natural variation.
- Trace fertilisation to implantation and match HIV prevention to its routes.