Unformatted text preview: Segmental progeroid syndromes - what are these? What are the two ways that genes control aging? Do all genetic related diseases/disorders cause problems from birth on – or do some kick in later in life? Birth defects : Review teratogens and the section (3.5) on infections that cause birth defects – see pages 60-62. TERMS – some of these were on the first study guide as well. homozygote preimplantation embryo teratogen heterozygote embryo somatic cell allele fetus germ cell homologous chromosomes critical period...
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- Fall '11