Determination Of Sex Of The Baby
Chapter Name : Reaching The Age Of Adolescence |
Sub Topic Code : 103_08_10_06_01 |
Topic Name : Determination Of Sex Of The Baby |
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Sub Topic Name : Boy Or Girl |
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Introduction
Sex determination - biological system that determines development of sexual characteristics of the organism.
Pre-Requisites:
How is sex of the baby determined?
Real Life Question:
When can sex of the foetus be determined when it is developing in mothers womb?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Girl | For baby to be a girl, if the embryo receives one X chromosome from mother and another X chromosome from father the sex of baby will be female. |
| Boy | For the baby to be boy, If the embryo receives one X chromosome from the mother and Y chromosome from father then sex of baby will be male |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|---|
| Ultrasound | It's a device which can help in determine sex of baby |
Practical examples around us
| Examples | Explainations |
|---|---|
| XO\XXX\XXY conditions | These are rare conditions which occur in which the girl baby is abnormal due to presence of an extra X or Y chromosome or an absence of one X chromosome. |
What you learn in Theory:
How sex of the baby is determined.
What you learn in Practice:
How sex hormones play an important role.