UNIT 5 Look into Science Lesson 29 DNA--The Story of You 课件2
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Unit 5
L/O/G/O
Look into Science
Lesson 29
DNA--The Story of You
Contents
1 Introduction 2 Content 3 Homework
Introduction
1. What do you know about DNA? 2. What can scientists do with DNA?
complex than building a house. It takes
millions of years for nature to change the DNA in living things to
make them fit the world they live in.
How tall are you? What colour are your eyes? What size are your feet? All these things are strongly influenced by your DNA before
It means that when you have a
grandson or granddaughter, he
or she will have your DNA.
Your DNA has billions of
instructions that explain why you are the way you are. It’s one of the most amazing things in the earth!
you are born!
DNA is fantastic!
Except for some twins, every living thing has its own
unique DNA.
Some health problems can be caused by problems
in your DNA. Scientists can look for these problems help you before you
become sick.
There are copies of your DNA in
every part of your body. For example,
your finger has the same DNA with your hair.
You have you own unique DNA, but it repeats patterns from your parents’ DNA. From your DNA, scientists can identify not only you, but also people who are related to omething wrong with DNA, what will happen? Talk this with your partner.
When you build a house, you
use a blueprint. What’s a blueprint?
I. Memory all the new words and expressions.
II. Finish the exercises on the textbook.
I. Collect some information about DNA on the internet.
II. Talk with your friends about what we have learned today.
In general, a blueprint is a drawing that shows how to put a house together with many different parts. DNA is the blueprint of
life.
But building a living thing is far more
Thank You!
L/O/G/O
Look into Science
Lesson 29
DNA--The Story of You
Contents
1 Introduction 2 Content 3 Homework
Introduction
1. What do you know about DNA? 2. What can scientists do with DNA?
complex than building a house. It takes
millions of years for nature to change the DNA in living things to
make them fit the world they live in.
How tall are you? What colour are your eyes? What size are your feet? All these things are strongly influenced by your DNA before
It means that when you have a
grandson or granddaughter, he
or she will have your DNA.
Your DNA has billions of
instructions that explain why you are the way you are. It’s one of the most amazing things in the earth!
you are born!
DNA is fantastic!
Except for some twins, every living thing has its own
unique DNA.
Some health problems can be caused by problems
in your DNA. Scientists can look for these problems help you before you
become sick.
There are copies of your DNA in
every part of your body. For example,
your finger has the same DNA with your hair.
You have you own unique DNA, but it repeats patterns from your parents’ DNA. From your DNA, scientists can identify not only you, but also people who are related to omething wrong with DNA, what will happen? Talk this with your partner.
When you build a house, you
use a blueprint. What’s a blueprint?
I. Memory all the new words and expressions.
II. Finish the exercises on the textbook.
I. Collect some information about DNA on the internet.
II. Talk with your friends about what we have learned today.
In general, a blueprint is a drawing that shows how to put a house together with many different parts. DNA is the blueprint of
life.
But building a living thing is far more
Thank You!