Mitochondria in protists originated from
c. anaerobic bacteria.
d. aerobic bacteria.
e. eukaryotic cells.
Through what process did eukaryotic cells gain chloroplasts and mitochondria?
What feature of protists allow them to survive harsh environmental conditions?
a. vegetative cells
Which of these is a green alga?
In Chlamydomonas, the adult vegetative cell
a. is haploid.
b. survives harsh environments.
c. produces zygospores.
d. is dormant.
e. is ciliated
In the life cycle of Ulva, which stage is diploid?
Kelp represent which type of protist?
What is the main component of a diatom shell?
d. calcium carbonate
a. usually reproduce sexually.
b. have protective cellulose plates.
c. are insignificant producers of food and oxygen.
d. have cilia instead of flagella.
e. tend to be larger than brown algae.
a. move by pseudopods.
b. are not as varied as other protists.
c. feed and move using cilia.
d. do not divide by binary fission.
e. are closely related to the radiolarians
Apicomplexans are responsible for which disease?
b. African sleeping sickness
c. red tide
d. Chagas disease
Protists that may lack mitochondria and possess deep oral grooves are known as
Which genus of protists causes African sleeping sickness and Chagas disease?
Plasmodial and cellular _____ are important decomposers that have an amoeboid vegetative state.
a. brown algae
b. water molds
c. filamentous algae
d. slime molds
e. red algae
Skeletons called _____ are formed by rhizarians and can be used to date fossils.