Details

Title: Plant Diversity Lab 2, Cyanobacteria

Description: vocabulary and concepts from the second lab

Total Flash Cards: 12

Created: 07/05/2009 17:37:09

New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE.

Existing Users: CLICK HERE.

Additional Plant Sciences Flashcards

Cards in this set:

Term
peptidoglycans
 Definition
polymers of sugars and amino acids that make up the cell wall of cyanobacteria
Term
do cyanobacteria have a cell wall?
 Definition
yes
Term
nucleoid
 Definition
the region in a prokaryote that the single circular DNA molecule resides
Term
thylakoids
 Definition
a parallel array of membranes located in the cytoplasm where photosynthesis occurs in cyanobacteria, as opposed to in chloroplasts
Term
chlorophyll a
 Definition
the main photosynthetic pigment found in cyanobacteria
Term
carotenoids and phycobilins
 Definition
accessory pigments
Term
phycoerythrin
 Definition
a red pigment found in cyanobacteria and red algae
Term
phycocyanin
 Definition
a blue pigment that gives blue-green algae its name
Term
hormogonia
 Definition
small fragments that split from the mother trichome in a filamentous cyanobacteria colony
Term
akinetes
 Definition
some cells can turn into these thick-walled spore bodies that can weather adverseconditions
Term
heterocysts
 Definition
special thick-walled cells that are internally anaerobic and fix nitrogen
Term
polar nodules
 Definition
aka microplasmodesmata allow the exchange of fixed nitrogen and food between heterocysts and neighboring cells