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Slide 1
Slide 1

... (e.g. genes, but wait till next slides) are inherited together. Two markers located on the same chromosome can be separated only through the process of recombination. If they are separated, childs will have just one marker from the pair. However, the closer the markers are each to other, the more ti ...
Genetics Test Review Key
Genetics Test Review Key

The Chromosomal Basis of Inheritance
The Chromosomal Basis of Inheritance

... Anatomical signs of sex begin to emerge in humans when the embryo is about 2 months old. then, the rudiments of gonads are generic – they can develop into either ovaries or testes, depending on hormonal conditions within the embryo.  Y chromosome must be present to produce testes.  Before ...
Analytical challenges in the genetic diagnosis of Lynch
Analytical challenges in the genetic diagnosis of Lynch

... predisposes to colorectal, endometrial, and other tumors. The syndrome is caused by germ-line mutations in one of the mismatch repair (MMR) genes: MLH1, MLH2, MSH6, or PMS21. A genetic diagnosis is essential in families with a suspicion of having LS, as it allows the use of proper and specific surve ...
Chapter 13 - Pierce Public Schools
Chapter 13 - Pierce Public Schools

Biol 3301: Genetics Exam #3 Practice questions
Biol 3301: Genetics Exam #3 Practice questions

... 17. (4) What is the difference between an allopolyploid and an autopolyploid? An autopolyploid contains additional copies of the entire genome from the same species. An allopolyploid contains additional copies of the genome from another species. 18. (3) Monosomics and disomics are generated because ...
Chap. 13 Sex Linked Inheiritance_2
Chap. 13 Sex Linked Inheiritance_2

... • It would seem that since a female has two X chromosomes, she should create twice as many proteins as a male who has only one causing another set of problems. But this doesn’t happen. ...
Development of a UK diagnostic service for Meckel
Development of a UK diagnostic service for Meckel

... Johnson at the Leeds Institute of Molecular Medicine – approximately 50 requests, nationally and internationally, for ...
honors biology b final exam review guide
honors biology b final exam review guide

... What is the function of ATP? _ What are the 3 components of ATP? a. What are ribose and adenine collectively called? ____________________ Describe the ATP/ADP cycle by 1) explaining how a cell releases the energy stored in an ATP molecule and 2) naming the enzymes responsible for both the production ...
eprint_12_13279_954
eprint_12_13279_954

DNA - Snow Elementary School
DNA - Snow Elementary School

... 1. Watson and Crick showed: the two strands of the parental molecule separate, and each functions as a template for synthesis of a new complementary strand. ...
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... enzymes involved in the replication of DNA. -Summarize the process of DNA replication. -Students will extract a sample of DNA. ...
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BIOLOGY Cells Unit GUIDE SHEET

... 16. Some species of fish can live in very cold water. These fish produce an “antifreeze” protein that prevents ice crystals from forming in its blood. The gene for this protein has been identified. a) What biochemical "tool" would be used to “cut” the fish DNA so that the gene could be isolated? b) ...
CPD FAQ brochure
CPD FAQ brochure

... The most important result of Precision Medicine is that it can help to identify targeted therapies that may be more effective and have less side effects, based on the patient’s individualized cancer mutations. Knowing genomic cancer alterations may also spare some individuals the costs and side effe ...
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mutations

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Unit 5 DNA/RNA/PROTEIN SYNTHESIS
Unit 5 DNA/RNA/PROTEIN SYNTHESIS

... Translation is the process of interpreting the genetic message and building the protein and begins when the mRNA attaches to a ribosome, which contains proteins and ribosomal RNA (rRNA), in the cytoplasm.  The function of ribosomes is to assemble proteins according to the code that the mRNA brings ...
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DNA Technology, Bacteria, Virus and Meiosis Test REVIEW

... gene for ampicillin resistance, which should have caused the bacteria to grow in the presence of ampicillin. The –pGLO in LB should also have grown as this was the control. The –pGLO in LB/amp should NOT have grown because it did not receive the plasmid and should have not been resistant to the anti ...
BL414 Genetics Spring 2006  page Test 2
BL414 Genetics Spring 2006 page Test 2

... 1) (2.5pts) T or F: ___T_______ Bacterial genomes do not have many repetitive sequences, most of their genome is unique. 2) (2.5pts) T or F: ____F______ Genetic linkage in corn can be analyzed using asci tetrad analysis. 3) (2.5pts) T or F: _____F_____ The Holliday model is the currently accepted mo ...
Mutations Handout
Mutations Handout

Biology B Final Review ANSWERS
Biology B Final Review ANSWERS

... C. They do not pass on to their offspring new characteristics they have acquired during their lifetimes. D. They tend to produce fewer offspring than do others in the same environment. In order for evolution to occur, what must happen in a population? A. genetic drift C. natural selection B. geograp ...
Pathway to Sequencing Cancer Genomes: CGAP update
Pathway to Sequencing Cancer Genomes: CGAP update

... Tissues is Essential but not Sufficient  Each tumor has hundreds to thousands genomic alterations  Chromosomal changes: amplifications, deletions, translocations  Epigenetic changes  Mutations  Little is known about the cellular function of most genes, much less how sequence variants and mutati ...
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... 17. What happens when a chromosome undergoes a deletion mutation? ...
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... way to find out is to study the tumor cells themselves, particularly their chromosomes. In most cases of cancer, these chromosomes have tell-tale abnormalities, ranging from the blatant (an entire chromosome missing, for example) to the less obvious (translocations, in which a piece of one chromosom ...
bio12_sm_07_5
bio12_sm_07_5

Examination 3
Examination 3

... Adds non-coding sequence of DNA to the template strand (in some tissues) The usual enzymes can not extend the new DNA strand The telomere prevents erosion of chromosome ends during rounds of replication Uses RNA, made of protein, to add to the chromosome Why is telomerase an important enzyme? What d ...
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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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