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Study guides for bio 1108 lab practicals
- Course
- Bio 1108
- Institution
- University Of Connecticut
There are 2 study guides for the material covered in the first and second lab practicals for Bio 1108 with Susan Herrick at UConn.
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UConn Bio 1108Bio lab 1108 Practical 2
Study guide
Lab 11: Evolution of Land Plants 1 and 2
Alternation of Generations: a life cycle characteristic of land plants in which there is a
multicellular haploid generation (gametophyte) and a multicellular diploid generation
(sporophyte).
Sporophyte (generation): multicellular diploid form, produces spores via meiosis
Gametophyte (generation): multicellular haploid form, produces gametes via mitosis
Spore: haploid cell, divides mitotically to form gametophyte
Gamete: haploid cell (sperm or egg), male & female types fuse to form zygote
Zygote: a fertilized egg, divides mitotically to form sporophyte
Bryophytes: nonvascular plants including the mosses, liverworts and hornworts
Lycophytes: vascular plants including the club mosses, spike mosses, and quillworts
Pteridophytes: vascular plants including the ferns, horsetails, whisk ferns, and
Tmesipteris sp.
Gymnosperms: vascular plants with naked seeds, includes the conifers, cycads, Ginkgo
sp., Welwitschia sp., and Gnetum sp.
- Dominant sporophyte generation
, Angiosperms: vascular plants with seeds in a protective chamber, includes all flowering
plants
Prefixes: micro means male, mega means female
Microsporangia: produces spores
Gametangia: produce gametes
-Archegonia: develop at the apical end of Female gametophyte, consists of large
egg, where fertilization occurs, antheridia: male sex organ, male gametophyte produces
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