BIS 2C Lecture Notes - Lecture 5: Chronogram, Blood Transfusion, Biogeography
14 Jan 2019
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Diversification is correlated with the opening and closing of seaways- geographic barrier that. Whales swim like mammals run- flexing its spine leads to speciation. Kim bergalis contracted hiv , stating she was a virgin, never used iv drugs, and never received a blood transfusion. Some other people in her community also contracted hiv; the only thing they had in common was the same dentist. Depicts that we can argue bergalis contracted hiv from her dentist. Patient f did not contract it directly from the dentist- contracted it from someone else who may have gotten it from the dentist. The tree of life refers to the ancestor-descendant connections across all living things; it represents the most common ancestry of all life. The great chain of being ; all matter is on a hierarchical scale from non-being" to becoming" to being". Tried to group based on these- no phylogeny . Charles darwin : conceptual tree of life; no taxa.
