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Name Date Complex Inheritance and Human Heredity Section 3 Chromosomes and Human Heredity Main Idea Details Organize Information Make a list of some physical characteristics that appear in your family members or friends. Try to determine how each trait is inherited by examining its inheritance pattern. Review Vocabulary Use your book or dictionary to define mitosis. mitosis New Vocabulary Use your book or dictionary to define the following terms. nondisjunction Define karyotype and describe its use. Then make a sketch of a human karyotype in the space below. karyotype 114 Complex Inheritance and Human Heredity Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. telomere Name Date Section 3 Chromosomes and Human Heredity Main Idea Karyotype Studies I found this information . on page (continued) Details Sequence how a scientist makes a karyotype. 1. 2. 3. 4. Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. Compare and contrast karyotype studies and pedigrees by writing characteristics in the Venn diagram. Both Karyotypes Telomeres I found this information . on page Pedigrees Describe telomeres by completing the paragraph. Telomeres are made of and are located at . They . Their function is . Complex Inheritance and Human Heredity 115 Name Date Section 3 Chromosomes and Human Heredity Main Idea Nondisjunction I found this information . on page Details Model a picture showing the ways that nondisjunction during meiosis can produce a sex cell with an extra copy of a chromosome. Fetal Testing I found this information . on page Summarize the following facts about fetal testing. • three fetal tests that can identify chromosomal abnormalities • four possible results of nondisjunction in sex chromosomes S UMM ARIZE Analyze how nondisjunction during meiosis could lead to Klinefelter’s syndrome. 116 Complex Inheritance and Human Heredity Copyright © Glencoe/McGraw-Hill, a division of The McGraw-Hill Companies, Inc. Model a karyotype of a boy with Down syndrome.