Quick Notes

3.1

Reproduction and Growth in Human

• Humans carry out the reproduction process to continue their species existence and avoid extinction.

• Human reproduces by giving birth. 

• Growing is undergoing natural physical development by increasing in size, height and weight. 

• The human body will changes from birth to adult.

• Changes will occur accordingly from baby, toddler, teenager, adult until old.

• Growth among individuals is different although they are of the same age.

• Child growth is affected by their food. One child might have more growth compared to others. 

• Inheritance is a feature or characteristic that we inherited from our parents or ancestor.

• A child will inherit traits from mother, father or its heredity. Therefore, a human offspring might have the same feature as his or her parents and ancestor. 

• Example of inheritance:- 

• Offspring inherit features such as iris colour, skin colour and hair type from their parents or ancestor.