Microbiology - all about algae

i cant believe chapter 8 is seriously 4 parts i wanna commit ars*n

Are algae prokaryotes or eukaryotes

eukaryotes (membrane bound nucleus/organelles)

What kingdom

Protista

What environment do they thrive in

freshwater/marine/terrestrial

Are algae unicellular or multicellular?

both!

Algae plant-like characteristics?

photosynthetic/chlorophyll A

Algae produce how much of earth’s oxygen

One half

How does algae reproduce

asexually and sexually

Some algae are ___, other are ___

motile, nonmotile

What kind of walls

cellulose/pectin/silicon rigid cell walls

What colors of algae are there

green/red/brown

Red tide

lots of algae in coastal waters → release toxins

The toxins can go into creatures like

Clams/oysters/shrimp/mussels/crabs

Gymnatorium brevis toxin

Releases brevotoxin → nausea/vomit/diarrhea

Gonyaulax tamarensis toxin

releases saxitoxin → neurologically damage with blindness/prickly face to body feeling/deafness/death

Pfiesteria piscicida toxin

destroy fish skin/cause burning sensation/memory loss if touched

Gambierdiscus toxicus

releases ciguatera toxin taken up by fish/marine animals. Intoxication → life long neuro damage

Pseudo-nitzschia

diatom releases domoic acid → shellfish consumes it. Causes seizures/memory loss/death

Algae example

phytoplankton is most like plants