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Birkett

grade 9 genetics and variation

QuestionAnswer
Name 3 causes of mutations X rays, UV, cigarette smoke
What causes animals to show variation? Having different combinations of alleles
Another term for natural selection is... Survival of the fittest
What is a clone? An organism that is genetically identical to another
What is a breed (or variety)? A group of animals that look different to other members of the species but can still interbreed
Name 3 products made by genetic engineering washing powder enzymes, antibiotics, insulin, growth hormone
What are the tiny circles of DNA used to introduce DNA into bacteria called? Plasmids
What do genes code for? Proteins
What is an allele? A different form of a certain gene
What sort of variation gives a bell shaped curve distribution graph? Continuous
Created by: cad
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