Bio 101/102 - Introductory Biology

Jan 28

Lab lecture: cell comparments and the blocks to polyspermy

Lab handout; P pp. 67–79 & 821–827; W 23–30

Fast & slow blocks in sea urchin eggs (movie)

Jan 29

Fertilization and activation

Same + review mitosis & meiosis (ch. 9) as needed

Jan 31

Early development requires the creation of an embryonic axis, but who’s in charge?

P ch. 19 & 20; Article on Courses Server: Nijhout, ‘Metaphors and the role of genes in development.’

Feb 4

Lab lecture: the cytoskeleton provides the basis for cell shape, movement, transport, and more

Lab handout; P pp. 79–84

Cell division in frog eggs (movie)

Feb 5

Embryonic axis formation in a regulative embryo (frog); cell-cell signalling in development

P ch. 19 & 20 (emphasis on frog) + pp. 305–311; W ch. 4

Feb 7

Gastrulation and induction; cool movie

Same

Feb 11

Lab lecture: comparative development

P ch. 32, 33 & 34

Animal diversity and phylogeny (movie)

Feb 12

Evo-devo

P ch. 21 & pp. 619–622; W ch. 17

Feb 14

Embryonic axis in mosaic embryos (mollusc & fly): the direct approach

P ch. 19 & 20; W ch. 3

Feb 18

Lab lecture: does ontogeny recapitulate phylogeny?

Article on Courses Server: Gould, ‘Abscheulich! (Atrocious!)’

Clay embryos and glass slides (movie)

Feb 19

Early human development

P ch. 19, 20 & 43 (emphasis on mammals); W pp. 88–96

Feb 21

Early human development

Same

Feb 25

First midterm exam