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Changes in DNA can produce Variation
Changes in DNA can produce Variation

Name: Date: Per:______ DNA Guided Reading There are two types
Name: Date: Per:______ DNA Guided Reading There are two types

... Mistakes in the process of meiosis can result in a new organism with more or fewer chromosomes than normal. Individuals with Down’s syndrome have an extra copy of chromosome twenty-one. This results in a variety of physical and/or mental conditions. Many genetic disorders are caused by recessive gen ...
DNA and Genes - Mecca Hosting Client Sites on rhode
DNA and Genes - Mecca Hosting Client Sites on rhode

... 3, A mutation in which a single baseis added or deleted from DNA is called G. translocation. b. a point mutation. a. a frame shift mutation. 4. Chromosomal mutations are especiallycommon in c. bacteria. b. animals. a. humans. ...
Laboratory Exam I - HCC Learning Web
Laboratory Exam I - HCC Learning Web

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DNA and Heritable Traits - JA Williams High School
DNA and Heritable Traits - JA Williams High School

MUTATIONS CAN OCCUR IN SOMATIC OR IN REPRODUCTIVE
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Mutations - Sapling Learning
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Study Guide Unit 4 - Mrs. Wolodkowicz`s Biological Realm
Study Guide Unit 4 - Mrs. Wolodkowicz`s Biological Realm

... autosome, & sex linkage.  the components of DNA  the nitrogen bases & their complementary base pairs in DNA & RNA  functions of tRNA & mRNA  the laws of segregation & independent assortment  the terms: dominant, recessive, genotype, phenotype, homozygous, heterozygous, heredity, genetics, pureb ...
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Mutagen



In genetics, a mutagen is a physical or chemical agent that changes the genetic material, usually DNA, of an organism and thus increases the frequency of mutations above the natural background level. As many mutations can cause cancer, mutagens are therefore also likely to be carcinogens. Not all mutations are caused by mutagens: so-called ""spontaneous mutations"" occur due to spontaneous hydrolysis, errors in DNA replication, repair and recombination.
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