Natural Selection and Selective Breeding

Natural Selection and Selective Breeding

By Natasha Fredlina Ginting

Multiple Choice

Selective breeding involved choosing parents with desirable characteristics to breed together

• True

• False

Selecting parents to breed together so they will produce offspring with more desirable characteristics.

Can you mention another example of selective breeding?​

Selective breeding

An artificial selection aiming to adapt an organism's characteristics in a way that is desirable to humans need

Selective breeding

Farm animals that produce more, better quality meat or milk

Selective breeding

Crop plants with better yields

Selective breeding

Multiple Choice

When we breed organism to selectively have particular characteristics, which part of organisms do we take for that?

• its blood cell

• its genes

• its skin cell

• its hair

• choose the organisms with the traits that are desirable to humans.

• ​those traits were inherited from their genetics

• repeat the process over many generations​

​Some text here about the topic of discussion.

How to breed selectively

• the population of organisms often had similar genes

• similar genes mean having similar strength and weakness

• infectious diseases are more likely to spread

How One Bull Revolutionized The Way We Drink Milk - YouTube

The downside of selective breeding

Open Ended

Share your idea!

What is the opposite of artificial selection?

(hint: coursebook pg. 52)

A similar process of selective breeding but having different outcomes and with no intervention from humans (happen naturally)

Natural selection

​Giraffes' neck was part of their inherited characteristics. The long-neck giraffes were better suited to the environment since they can eat from higher trees.

A story of giraffes

​A different variation of Finches' beaks to adapt to the food resources