Stutts - ANSC 4395 Animal Breeding & Genetics - Test 2 QUESTIONS WITH COMPLETE ANSWERS

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Gregor Mendel Correct Answer: Father of Genetics mid 19th century performed breeding experiment with peas Gene Correct Answer: Basic unit of inheritance Segments of DNA Short segments of chro... mosomes Chromosomes Correct Answer: Long strands of DNA and associated proteins present in the nucleus of every cell Present in pairs Homologs Correct Answer: Pair of chromosomes having corresponding loci Locus Correct Answer: The specific location of a gene on a chromosome Allele Correct Answer: an alternative form of a gene Dominance of alleles Correct Answer: how one allele reacts to another allele Multiple alleles Correct Answer: more than two possible alleles at a locus A a a' a'' Genotype Correct Answer: The combination of genes at a particular locus Homozygous Correct Answer: a one-locus genotype containing functionally identical genes ex:BB, bb Heterozygous Correct Answer: a one-locus genotype containing functionally different genes ex: Gg, Bb Law of Segregation Correct Answer: Mendel's 1st law In the formation of a germ cell or gamete, the two genes at a locus in the parent cell are separated, only one gene being incorporated into each germ cell. -Meiosis -Entire homologous chromosomes seperated Germ Cells Correct Answer: contain half the number of chromosomes and half the number of genes as normal body cells [Show More]

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