Download Part 3 - Alexander Local Schools

DNA Lesson 3: Part 1
I can… describe how DNA becomes the traits using RNA
I can… define mutations and give 3 types
I can… describe some harmful mutations in humans
I can… explain the three possible outcomes of mutations.
Mutations
• Changes in the number, type, or order of
bases on a piece of DNA.
3 Types of Mutations
• Use page 94 in your book to fill in your notes
about the 3 types of mutations. You must
include the definition and a relevant picture.
– Substitution:
– Insertion:
– Deletion:
What are the 3 possible consequence
• What are the 3 possible consequences to
changes in DNA?
• 1. Improved Trait
• 2. No Change
• 3. Harmful Trait
How do mutations happen?
• Watch the following videos and read page 94
“How Do Mutations Happen” in your book to
write a 3 sentence explanation of how
mutations happen.
• http://tinyurl.com/HowMutHappen
• http://tinyurl.com/MutesHappen
An example of Substitution
• Use online resources to research a mutation. That is listed below.
Provide a description that includes at least four things about the
mutation/condition. Include what sort of mutation causes the
condition. Include a COLORED Drawing with your information.
COMPLETE THIS ON THE BACK OF YOUR NOTES.
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SICKLE CELL DISEASE
HEMOPHILIA
DIABETES
FAMILIAL ALS
SCID (“PLASTIC BUBBLE” SYNDROME)
HUNTINGTON’S DISEASE
NEUROFIBROMATOSIS