Handbook - Help Me Understand Genetics

HandbookHelp Me Understand GeneticsReprinted from Genetics Home Reference (http://ghr.nlm.nih.gov/)Lister Hill National Center for Biomedical CommunicationsU.S. National Library of MedicineNational Institutes of HealthDepartment of Health & Human ServicesPublished October 10, 2011Genetics Home Reference - http://ghr.nlm.nih.gov/HandbookHandbookTable of ContentsCells and DNA 3Cells, genes, and chromosomes How Genes Work 16Proteins, cell growth, and cell division Mutations and Health 35Gene mutations, chromosomal changes, and conditions that runin families Inheriting Genetic Conditions 71Inheritance patterns and understanding risk Genetic Consultation 100Finding and visiting a genetic counselor or other geneticsprofessional Genetic Testing 105Benefits, costs, risks, and limitations of genetic testing Gene Therapy 123Experimental techniques, safety, ethics, and availability The Human Genome Project 132Sequencing and understanding the human genome Genomic Research 138Next steps in studying the human genome page 2Genetics Home Reference - http://ghr.nlm.nih.gov/HandbookCells and DNAChapter 1Cells and DNATable of ContentsWhat is a cell? 4 What is DNA? 9 What is mitochondrial DNA? 11 What is a gene? 12 What is a chromosome? 13 How many chromosomes do people have? 15 page 3Genetics Home Reference - http://ghr.nlm.nih.gov/HandbookCells and DNAWhat is a cell?Cells are the basic building blocks of all living things. ...