= Aracely A. Lutes
{c}
= Aracely A. Newton
{c}
{synonym}
<Aracely A. Lutes>, whose university-hosted CV identifies her earlier publications under the name <Aracely A. Newton>, is a <biologist> who studied <parthenogenesis> in whiptail <lizards>. Her doctoral work concerned reproduction in these animals, linking <meiosis>, <chromosomes> and the inheritance of <alleles>.<Curriculum vitae of Aracely A. Newton>[Page1: dissertation and Publications entries3–4 explicitly labelled Lutes(Newton)]{ref}
A 2010 study with collaborators addressed a puzzle: how can an animal reproduce without fertilization while retaining <heterozygosity>? The studied <lizards> entered <meiosis> with a doubled chromosome complement. Pairing between genetically identical <sister chromosomes>, rather than the two different <homologous chromosomes>, provided a route to preserve inherited <allele> combinations.<Sister chromosome pairing maintains heterozygosity in parthenogenetic lizards by Aracely A. Lutes and others>[Abstract and Figure3: chromosome doubling and alternative pairing patterns]{ref}
The crucial evidence distinguished which copies paired. <Fluorescence in situ hybridization> marked repeated <DNA> sequences present on chromosomes from one ancestral species but absent from those of the other. Paired marker signals in meiotic preparations supported <sister chromosome> pairing. For example, matching an A-derived copy with its duplicate can leave both the A-derived and B-derived versions available to the resulting egg, preserving <heterozygosity>.<Sister chromosome pairing maintains heterozygosity in parthenogenetic lizards by Aracely A. Lutes and others>[Figure4 and Results: internal telomeric-repeat probes distinguishing sisters from homologues]{ref}
\Image[https://www.missouriwestern.edu/biology/wp-content/uploads/sites/40/2019/11/newton.jpg]
{title=Aracely A. Newton, published earlier as Aracely A. Lutes}
{description=Portrait identified by the https://www.missouriwestern.edu/biology/dr-aracely-a-newton-research-profile/[faculty research profile]; the university-hosted CV establishes the publication-name connection.}
{height=240}
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