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Please help us keep Learn. How do Scientists Read Chromosomes? Try your hand at organizing a profile of human chromosomes. Certain genetic disorders can be diagnosed by looking at a person’s chromosomes. Are Telomeres The Key To Aging And Cancer? Protective tips at the end of our chromosomes get shorter as we age. What are dominant and recessive?
The terms dominant and recessive describe the inheritance patterns of certain traits. But what do they really mean? Compare the two ways for organisms to pass genetic information to their offspring. DNA analysis can help build the family tree. Find out about autosomal, x chromosome, y chromosome, and mitochondrial DNA. Explore the types of proteins and learn about their varied functions.