Sexual Reproduction
Chapter Name : How Do Organisms Reproduce? |
Sub Topic Code : 103_10_08_03_01 |
Topic Name : Sexual Reproduction |
|
Sub Topic Name : Why The Sexual Mode Of Reproduction? |
|
Introduction
Sexual reproduction - Creation of new organism by combining genetic material of two organisms.
Pre-Requisites:
Trying to understand why some organisms undergo sexual mode of reproduction.
Activity:
Videos which show how organisms undergo sexual mode of reproduction.
Real Life Question:
Do all mammals undergo sexual reproduction?
Key Words / FlashCards
| Key Words | Definitions (pref. in our own words) |
|---|---|
| Sexual reproduction | Two processes are involved - 1) Meiosis 2) Fertilization |
| Meosis | involves the halving of the number of chromosomes. |
| Fertilization | involves fusion of 2 gametes and restoration of original number of chromosomes. |
Learning aids / Gadgets
| Gadgets | How it can be used |
|---|
Practical examples around us
| Examples | Explainations |
|---|---|
| Bacteria | Bacterial conjugation, the transfer of DNA between 2 bacteria is often mistakenly confused with sexual reproduction because the mechanics are similar. |
What you learn in Theory:
Why sexual mode of reproduction takes place.
What you learn in Practice:
How sexual reproduction occurs.