BIOL 1001 Chapter Notes - Chapter 4: Allele Frequency, Biogeography, Essentialism

• School: York University
• Department: Biology
• Course: BIOL 1001
• Professor: Alexander Mills

Document Summary

Audio recording started: 1:57 pm wednesday, january 24, 2018. Darwin returned to england in 1836 at the age of 27. 1836 and following: he became preoccupied with these questions, (cid:862)could a (cid:374)e(cid:449) spe(cid:272)ies arise fro(cid:373) a(cid:374) a(cid:374)(cid:272)estral for(cid:373) (cid:271)y the gradual a(cid:272)(cid:272)u(cid:373)ulatio(cid:374) of adaptation to the e(cid:374)(cid:448)iro(cid:374)(cid:373)e(cid:374)t the spe(cid:272)ies o(cid:272)(cid:272)upies? (cid:863, (cid:862)if so, ho(cid:449)? (cid:863) Long essay on the origin of species: circulated among his friends with similar interests, reluctant to publish, fearing the backlash, co(cid:374)ti(cid:374)ued to (cid:272)o(cid:373)pile e(cid:448)ide(cid:374)(cid:272)e, (cid:271)ut the(cid:374) . Wallace came up with same theory of evolution. Claytonia virginica is an ontarip woodland herb that vary from white to pale pink to bright pink. Slugs prefer to eat pink flowering over white flowering plants (due to the chemical differences between the two). Inferences: excess individuals and limited resources lead to competition and widespread death and,,, some heritable variability is connected to survival and reproductive success.