Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
39 Cards in this Set
- Front
- Back
capsomere
|
protein subunits
|
|
bacteriophage
|
virus that infects bacteria T4
head, tail sheath, and tail fiber |
|
gram postive bacteria
|
simpler walls large amount of peptidoglycan
crystal violet when stained |
|
viral envelope
|
membranous envelope surrounds the capsids of influenza viruses
contain host celll phospholipids and glycoproteins |
|
influenza virus
|
outer layer studded with glycoprotein spikes membranous envelope
|
|
peptidogyclan
|
network of modified sugar polymers cross-linked by short polypeptides
|
|
adenovirus
|
icosahderal capsid with a glycoprotein spike at each vertex
infect respiratory tract of animals |
|
tobacco mosaic virus
|
helical capsid overall shape of rigid rod
|
|
glycoprotein
|
proteins with carbs. covalently attached
|
|
Excavata
|
Diplomonads, Parabasalids, Euglenozoans
charcterized by cytoskelton |
|
Chromalvelota
|
Alveolates, Stramenoplies
|
|
Rhizaria
|
Forams, raidolarians
|
|
Archaeplastida
|
red algae, green algae
|
|
Unikonta
|
amoebozoans, opisthokonts
|
|
What are the five supergroups of protists?
|
Arhaeplastida,Chromalveolata, Excavata, Rhizaria, Unikonta
|
|
Protist
|
unicellular eukaryotes
can reproduce asexually or sexually |
|
Diplomonads
|
live in anaerobic environments, lack plastids, and have modified mitochondria-mitosomes often parasites giardia intestinalis
|
|
Parabasalids
|
live in anaerobic environments, lack plastids, and have modified mitochondria-hydrogenosomes
include trichomonas vaginalis yeast infection |
|
Euglenoza
|
spiral or crystalline rod of unknown function inside their flagella includes the kinetoplastids and euglenids
|
|
kinetoplastids
|
single mitochondrion organized mass of DNA- kinetoplast includes trrypanosoma causes sleeping sickness in humans
|
|
euglenids
|
one or two flagella that emerge from a pocket at one end of the cell
|
|
Alveolata
|
membrane bounded sacs just under the plasma membrane includes dinoflagellates, apicomplexans and ciliates
|
|
Dinoflagellats
|
RED TIDE
|
|
Apicomlexans
|
parasites of animals
contains apex specialized in penetrating host Plasmodium bacteria causes malaris |
|
Stramenopila
|
hairy flagella paired with smooth flagellumd
|
|
Diatoms
|
unicellular algae with unique two part glass like wall of hydrated silica
usually reproduce asexually |
|
brown algae
|
Largest and most complex algae
multicellular kelp |
|
AOG
|
alternation of multicellular haploid and diploid forms
|
|
heteromorphic
|
generations structurally different
|
|
isomorphic
|
generations look similar
|
|
oomycetes
|
water molds, white rusts and downy mildews
have filaments(hyphae) facilitate nutrient uptake |
|
Foraminiferans
|
porous generally multichambered shells called tests
|
|
Radiolarians
|
use pseudopodia to engulf microorganisms through phagocytosis
|
|
What are land plants descended from?
|
green algae
|
|
Red algae
|
reddish due to an accessory pigment called phycoerythrin
|
|
Green algae
|
named for grass green chloroplasts
two main groupd chlorophytes and charophyceans |
|
Amoebozoans
|
amoebahave lobe or tube shaped pseudopodia
slime molds |
|
Protist symbionts benefit their hosts
|
dinoflagellates-nourish coral
hypermastigotes-digest cellulose in the gut of termites |
|
lytic cycle
|
phage reproductive cycle that culminates in the death of the host cell
|