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The top documents tagged [extra chromosomes]

Genetic Changes Any mistake or change in the DNA sequence is called a mutation. Types of mutations are: 1.point mutation 2.frameshift mutation 3.chromosomal
Genetic Changes Any mistake or change in the DNA sequence is called a mutation. Types of mutations are: 1.point mutation 2.frameshift mutation 3.chromosomal
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Misc Pedigree and Disease Genetics Simple Genetics DNA 50 40 30 20 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50
Misc Pedigree and Disease Genetics Simple Genetics DNA 50 40 30 20 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50 10 20 30 40 50
215 views
Meiosis and Karyotypes. Somatic Cells v. Gametes 0 Somatic – body cells 0 Ex. Skin, liver, eyeballs 0 Gametes – sex cells 0 Ex. Egg or sperm (DNA here
Meiosis and Karyotypes. Somatic Cells v. Gametes 0 Somatic – body cells 0 Ex. Skin, liver, eyeballs 0 Gametes – sex cells 0 Ex. Egg or sperm (DNA here
218 views
Chromosomal Mutations/Abnormalities Describe processes that can alter composition or number of chromosomes (i.e., crossing-over, nondisjunction, duplication,
Chromosomal Mutations/Abnormalities Describe processes that can alter composition or number of chromosomes (i.e., crossing-over, nondisjunction, duplication,
219 views
The Techniques Involved in Genetic Engineering. In addition to the information in this presentation, you should also be familiar with the corresponding
The Techniques Involved in Genetic Engineering. In addition to the information in this presentation, you should also be familiar with the corresponding
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3.03: PEDIGREES. Pedigrees The risks of passing on a genetic disorder to offspring can be assessed by genetic counseling, prenatal testing, and by analyzing
3.03: PEDIGREES. Pedigrees The risks of passing on a genetic disorder to offspring can be assessed by genetic counseling, prenatal testing, and by analyzing
226 views
Gametogenesis. Gametogenesis Gametogenesis is the creation of gametes. In males, it is spermatogenesis, creation of sperm. In females, it is oogenesis,
Gametogenesis. Gametogenesis Gametogenesis is the creation of gametes. In males, it is spermatogenesis, creation of sperm. In females, it is oogenesis,
252 views
Meiosis & Sexual Reproduction. Remember that 1 chromosome is made when 2 chromatids join at the centromere. –These 2 chromatids are EXACT copies of each
Meiosis & Sexual Reproduction. Remember that 1 chromosome is made when 2 chromatids join at the centromere. –These 2 chromatids are EXACT copies of each
221 views
Spring 2008: Section 3 – lecture 6 Reading – Chapter 9
Spring 2008: Section 3 – lecture 6 Reading – Chapter 9
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12-4 Mutations Mutation: A Change in DNA Mutation – any change in the DNA sequence that can also change the protein it codes for Mutations in Reproductive
12-4 Mutations Mutation: A Change in DNA Mutation – any change in the DNA sequence that can also change the protein it codes for Mutations in Reproductive
220 views
The Ac-Ds System Chromosome Aberrations Variations in the number and/or arrangement. Chromosome abnormalities are passed on to offspring in a predictable
The Ac-Ds System Chromosome Aberrations Variations in the number and/or arrangement. Chromosome abnormalities are passed on to offspring in a predictable
226 views
Genetic Testing Amniocentesis Until recently, most genetic testing occurred on fetuses to identify gender and genetic diseases. Amniocentesis is one technique
Genetic Testing Amniocentesis Until recently, most genetic testing occurred on fetuses to identify gender and genetic diseases. Amniocentesis is one technique
220 views