Bio II lab midterm
Prokaryotes
Cyanobacteria
-nitrogen fixing
-carbon fixing (photosynthesis)
Anabena
-have Thick Akinetes if they
want to go dormant mode
-Have heterocysts to fix
nitrogen
labeled drawing
Oscillatoria
Merismopedia
Rhodospirillum
-Bacillus shaped
Gram Staining Results
Gram Positive
-Staphylococcus epidermidis
-Bacillus subtilis
Gram Negative
-Serratia marcescens
Protists
Excavata
Euglena
-Can be heterotrophic or autotrophic
-Pellicle: unique cell surface, makes it flexible
-Stigma: Colored eye spot
-Flagella
Trypanosoma
-Parasitic, causes disease (sleeping sickness)
-Moves using undulating membrane
-
Giardia
-Parasite; Causes disease
(Giardiasis)
SAR
Stramenopiles
-straw-like hairs
Diatom
-Cell wall made of Silicon Dioxide
-unicellular Algae
Brown Algae
-stipe: Stem
-airbladders: provide buoyancy
-holdfast: root-like structure
-frond: leaf-like structure
Alveolata
-got sack-like alveoli under
plasma membrane
Dinoflagellates
-interlocking cellulose plates
-have chloroplasts
Stentor
-chainsaw cilia
Rhizaria
-Thread-like pseudopodia
Archaeplastida
Chlorophyta
Chlamydomonas
-two flagella, stigma
Spirogyra
-filamentous
Pandorina
-colonial green algae
Caulerpa
-Has fronds and
rhizoides like brown algae
Rhodopyta
-pigment : phycoerythrin
Unikonta
Amoebozoa
-phylum
-phagocytosis
-pseudopodia
Amoeba
-move using extensions called
pseudopods
Mycetozoa / slime molds
Dictydium
-Reproductive structure
of a slime mold
Main topic
Planty boys
Nonvascular
Marchantiophyta
-phylum
Liverworts
-reproduce asexually via
gemmae cups
-rhizoid roots
Bryophyta
-phylum
Polytrichium
Vascular
Seedless
Monilophyta
-phylum
Ferns
-Sori: clusters of sporangia
-Stipe: Stalk below blade
-Frond: all da leaf
-Blade: expanded leafy part of frond
-Pinna: division of blade
-Rhizome: underground stem
-they got roots
Horsetails
-Photosynthesize on stem
-Reduced Leaves
-the sporangia is called
strobili
Lycopodiaphyta
-phylum
-Spike / Club mosses
Lycopodium
-club moss
Selaginella
-spike moss
-this is actually
heterosporous
Seeded
Gymnosperm
know the dif conifer parts
Angiosperm
know flower parts
Distinguish between
monocots and dicots
special bonus boi
Rhizobium
type of bacterium that can fix nitrogen