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Introduction to Genetics (Genetics)
Introduction to Genetics (Genetics)

... Since the earliest days of plant and animal domestication, around 10,000 years ago, humans have understood that characteristic traits of parents could be transmitted to their offspring. The first to speculate about how this process worked were Greek scholars around the 4th century bc, who promoted t ...
Review Questions: Gene Regulation and Expression
Review Questions: Gene Regulation and Expression

... The code on the DNA is a series of nitrogen bases (A,T,C,G). The order of the nitrogen bases is a code “read” by a ribosome during translation. The ribosome puts together amino acids to make a protein based on the code from the gene. An RNA polymerase transcribes the DNA gene to make an mRNA to be t ...
Operons - Haiku Learning
Operons - Haiku Learning

... 2. Vary the # of enzymes present – regulate enzyme production at the gene expression level ...
Jeopardy
Jeopardy

... 200 What protein breaks up RNA transcripts from miRNA-encoding genes? 300 What are the two results of miRNA binding to a target mRNA? 400 Describe the process of ubiquination. 400 bonus: ubiquination comes after which step in protein production? 500 Explain how mRNA can be stored for later use. 100 ...
Genetics and Intelligence
Genetics and Intelligence

... • How do science and politics mingle in the conscious and unconscious minds of scientists? • Does ‘genetic basis for intelligence’ mean same thing as born ‘smart’ or ‘dumb’? • What is race? • What is intelligence? • Debate: Can intelligence be measured in a ...
Biol 505 EXAM 1 (100 points): Due Wed 10/14/09 at the beginning
Biol 505 EXAM 1 (100 points): Due Wed 10/14/09 at the beginning

... A T T G C C A G A T C A T C C C A A T A G A T. Assume that RNA polymerase proceeds along this template from left to right. Which end of the DNA template is 5’ and which end is 3’ ? Give the sequence and label the 5’ and 3’ ends of the RNA copied from this template DNA. As far as you are able determi ...
Cell Transformation Chapter 13-3
Cell Transformation Chapter 13-3

... A. Bacterial DNA forms a round loop called a Plasmid B. Genetic Marker- can be a gene for antibiotic resistance that is spliced onto the gene that researchers want expressed. 1. Use a restriction enzyme to cut plasmid and use same enzyme to cut out segment of DNA 2. This creates ends with nucleotide ...
The DNA connection - Somerset Academy North Las Vegas
The DNA connection - Somerset Academy North Las Vegas

...  DNA has four different nitrogen basis (A adenine, T thymine, G guanine, C cytosine) ...
Slide 1
Slide 1

... Figure 1 Genes used to study RNA-mediated genetic interference in C.elegans. Intron–exon structure for genes used to test RNA-mediated inhibition are shown (grey and filled boxes, exons; open boxes, introns; patterned and striped boxes, 5' and 3' untranslated regions. unc-22. ref. 9, unc-54, ref. 1 ...
Name_____________________ Date__________ Class
Name_____________________ Date__________ Class

... is a type of mutation involving the loss of genetic material. It can be small, involving a single missing DNA base pair, or large, involving a piece of a chromosome. any of a group of enzymes that catalyze the cleavage of DNA molecules at specific sites. DNA in which one or more segments or genes ha ...
DNA and Gene Expression
DNA and Gene Expression

Principles of genetic engineering
Principles of genetic engineering

... Genetic engineering, also known as recombinant DNA technology, means altering the genes in a living organism to produce a new genotype. Various kinds of genetic modification are possible: – inserting a foreign gene from one species into another – altering an existing gene so that its product is chan ...
Translation RNA Single stranded Does not contain thymine but has
Translation RNA Single stranded Does not contain thymine but has

... Eukaryote genes on a DNA strand also have noncoding control sequences that facilitate transcription.  These are called enhancers.  Transcription factors are additional proteins that bind to RNA polymerase and enhancers to help with transcription. ...
Understanding Gene Expression Protein Synthesis
Understanding Gene Expression Protein Synthesis

... ...
File
File

... Heredity is the passing on of features from parents to offspring by means of genes Also called Genetic Inheritance ...
Storylines
Storylines

0.-intro-to-biopsych..
0.-intro-to-biopsych..

... unexpressed genes  Phenotype: only expressed genes ◦ EX: the violent gene may never evolve into a phenotype ◦ EX: you may be coded for freckles, but if you don’t go into the sun, you won’t develop them ...
Modeling Multiple-Allele Genes in NetLogo
Modeling Multiple-Allele Genes in NetLogo

... Modeling Multiple-Allele Genes in NetLogo By Max Harmony and Haven Mills Jim Lyons, mentor ...
Human Genetics
Human Genetics

... A human body contains approximately 50-100 trillion cells - All cells except RBCs contain the same genome ...
Cloning & Gene Therapy Notes
Cloning & Gene Therapy Notes

...  Clone- genetically identical copy of gene or ...
The Human Genome Project and Ectodermal Dysplasia March 2001
The Human Genome Project and Ectodermal Dysplasia March 2001

... A further milestone has been achieved just this past week - the publication of two competing (but not very different) versions of the complete Human Genome Project. One version has been produced publicly, the other by a private (commercial) group. The release of the data accumulated by these teams - ...
ppt
ppt

... Based upon these results, the map distance between the s and rb genes is estimated to be: • A. 31.3 map units • B. 38 map units • C. 30.7 map units • D. greater than 50 units because all four classes of offspring were observed ...
Slide 1
Slide 1

... • Others can make a protein malfunction and cause major diseases like sickle cell anemia which is a blood cell disorder. The Red Blood cells are not round, they are deformed in shape. ...
Lecture 5
Lecture 5

... - Transcription factors enhance or inhibit transcription - The DNA strands separate - Nuclear RNA (nRNA) is synthesized from one of the DNA strands - The procedure is performed chemically by a series of enzymes (transcription stuff) that latches on to the DNA, splits it down the middle, and starts s ...
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Gene



A gene is a locus (or region) of DNA that encodes a functional RNA or protein product, and is the molecular unit of heredity. The transmission of genes to an organism's offspring is the basis of the inheritance of phenotypic traits. Most biological traits are under the influence of polygenes (many different genes) as well as the gene–environment interactions. Some genetic traits are instantly visible, such as eye colour or number of limbs, and some are not, such as blood type, risk for specific diseases, or the thousands of basic biochemical processes that comprise life.Genes can acquire mutations in their sequence, leading to different variants, known as alleles, in the population. These alleles encode slightly different versions of a protein, which cause different phenotype traits. Colloquial usage of the term ""having a gene"" (e.g., ""good genes,"" ""hair colour gene"") typically refers to having a different allele of the gene. Genes evolve due to natural selection or survival of the fittest of the alleles.The concept of a gene continues to be refined as new phenomena are discovered. For example, regulatory regions of a gene can be far removed from its coding regions, and coding regions can be split into several exons. Some viruses store their genome in RNA instead of DNA and some gene products are functional non-coding RNAs. Therefore, a broad, modern working definition of a gene is any discrete locus of heritable, genomic sequence which affect an organism's traits by being expressed as a functional product or by regulation of gene expression.
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