Mutation because ms brawr thinks it important. (NEWS FLASH! ITS NOT!) Flashcards
What is a muatation
When something in your genetic code changes when it should be something else.
How does this happen?
A base in the dna may be missing or there may be an extra bar.
How is the spirit bear a mutation
Its supposed to have a black coat instead of white
What are the 3 kinds of muatation
Positive, negative, neutral
Give example of positive mutation
People can be immune to HIV and AIDS
Give example of negative mutation
Red blood cells become crescent shaped which makes blood clotting more common
What is neutral mutation
When there is a mutation but it doesnt decrease or increase of surival
Whats a mutagen
The cause of a mutation
How can mutagens become?
By radioactivity, toxicity, polluants, etc
Whats gene therapy
A experimental treatment for mutations that replaces the affected dna with healthy dna.