chapter 26 biology protists
pseudopodia are used by amoeba for ingesting food as well as for:
locomotion
which eukaryotic organelles likely arose from symbiotic relationships between larger cells and bacteria?
mitochondria and chloroplasts
which protist group typically consists of amoeboid cells surrounded by a hard outer shell through which cytoplasmic projections extend?
rhizarians
most protists are ___, with each cell forming a complete organism capable of performing all the functions characteristic of life
unicellular
the surface of a paramecium is covered with thousands of short, hair like _____
cilia
some protists consist of a single cell with multiple nuclei. this condition is known as:
coenocytic
Which algal group contains individuals that are typically unicellular and form siliceous shells?
diatoms
which is the transition of "pseudopodia" a characteristic of the amoebas?
false feet
land plants are thought to have arisen most directly from a red algal ancestor
false- green
amoebozoans move by means of flagella
false- pseudopodia
in primary endosymbiosis, an ancient eukaryotic cell engulfed a ____, which survived and evolved into a chloroplast
cyanobacterium
within ciliates, what do the micronuclei control?
reproduction
which type of protist is responsible for malaria in humans, parasitic to both humans and mosquitoes?
apicomplexans
most protsists are
aquatic
members of the ____ move via pseudopodia
Amoebozoa
which protist group is characterized by having a micronucleus and a macronucleus
ciliates
Members of which group are known to form blooms known as red tides?
dinoflagellates
red tides are cause by red algae
dinoflagellates
which protist clade (supergroup) is characterized by their greatly modified mitochondria
excavates
which protist group contains the organism Trypanosoma, a colorless parasite that can cause african sleeping sickness?
excavates
Members of which protist group is one of the fossilized deposits in the unique geological formation of the White Cliffs of Dover?
foraminiferans
members of the ____ are thought to have given rise to plants
green algae