• Chromosomes Fact Sheet - Genome.gov

    www.genome.gov/26524120 Chromosomes. What is a chromosome? What do chromosomes do? Do all living things have the same types of chromosomes? What are centromeres? What are telomeres?
  • Chromosomes: Definition & Structure - LiveScience.com

    www.livescience.com/27248-chromosomes.html Whether a person has XX or XY chromosomes is determined when a sperm fertilizes an egg. Unlike the body’s other cells, the cells in the egg and sperm — called ...
  • Chromosome - Wikipedia, the free encyclopedia

    en.wikipedia.org/wiki/Chromosome A chromosome (chromo-+ -some) is a packaged and organized structure containing most of the DNA of a living organism. It is not usually found on its own, but rather is ...
    • What is a chromosome? - Genetics Home Reference

      ghr.nlm.nih.gov/handbook/basics/chromosome For more information about chromosomes: Genetics Home Reference provides information about each human chromosome written in lay language. The Centre for ...
    • Chromosomes | Define Chromosomes at Dictionary.com

      dictionary.reference.com/browse/chromosomes Then chromosomes of definite size and form, and corresponding in number to those present in the fertilised egg-cell, again appear.
    • Biology4Kids.com: Cell Structure: Chromosomes

      www.biology4kids.com/files/cell_chromosome.html Chromosomes - Pull up Those Genes Chromosomes are the things that make organisms what they are. They carry all of the information used to help a cell grow, thrive ...
    • Chromosomes - Genetics Home Reference

      ghr.nlm.nih.gov/chromosomes The Handbook provides basic information about genetics in clear language. What is DNA? What is a chromosome? How many chromosomes do people have?
    • Chromosome | Define Chromosome at Dictionary.com

      dictionary.reference.com/browse/chromosome Chromosome definition, any of several threadlike bodies, ... chromosome-number; chromosomes; chromosphere; chromotherapy; chromotocracy; chromous; chromy; chromyl; chron;
    • What is a Chromosome? - News Medical

      www.news-medical.net/health/What-is-a-Chromosome.aspx Chromosomes are the basic building blocks of life where the entire genome of an organism is essentially organized and stored in the form of DNA (deoxyribonucleic acid ...
    • X chromosome - Wikipedia, the free encyclopedia

      en.wikipedia.org/wiki/X_chromosome The X chromosome is one of the two sex-determining chromosomes (allosomes) in many animal species, including mammals (the other is the Y chromosome), and is found in ...