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pro vyhledávání: '"Cassandra J. Ball"'
Through thick and thin: Cryptic sympatric speciation in the submersed genus Najas (Hydrocharitaceae)
Autor:
Donald H. Les, Lori K. Benoit, Robynn K. Shannon, Elena L. Peredo, Nicholas P. Tippery, Ursula M. King, Cassandra J. Ball
Publikováno v:
Molecular Phylogenetics and Evolution. 82:15-30
Cryptic sympatric species arise when reproductive isolation is established in sympatry, leading to genetically divergent lineages that are highly similar morphologically or virtually indistinguishable. Although cryptic sympatric species have been rep
Autor:
Ruthanne Marcus, Pamela I. Erickson, Bayla Ostrach, Cassandra J. Ball, Ann M. Cheney, Cynthia Frank
Publikováno v:
Qualitative Health Research. 24:1451-1462
In this study we examined how social processes, specifically the acquisition of postsecondary education and capital, shaped perceptions of sexual risk and impacted sexual practices and sexual health among young adults. Using qualitative research meth