Chapter 28: Protists EVEN
4) Various combinations of prokaryotic ancestors gave rise to different lineages of protists.
6) from engulfed, originally free-living prokaryotes
8) horizontal gene transfer
10) cyanobacteria → green algae → green plants
12) a system that uses as many kingdoms as necessary to be accurate
14) It engulfs organic material by phagocytosis.
16) have membrane-bounded sacs under their plasma membrane
18) multicellular diploid forms.
22) Like protozoans, they are unicellular. Like animals, many are heterotrophic. Like plants, many are photosynthetic.
24) 1 and 4
26) Trypanosoma kinetoplast chlorarachniophytes nucleomorph
30) The organism that causes malaria is transmitted to humans by the bite of the tsetse fly.
42) green alga : fungal partner of lichen dinoflagellate : reef-building coral animal alga : certain foraminiferans
44) brown algae
46) a feeding plasmodium.
52) SSU-rRNA sequences.
54) They possess pigments that reflect and transmit red light.
56) red algae
Biology, 7e (
Chapter 28: Protists
Protist answers odd
3) 2, 3, and 5
5) mitochondria and chloroplasts
7) are roughly the same size as bacteria. contain circular DNA molecules. have ribosomes that are similar to those of bacteria.
11) occurred many times. involved endosymbiosis on multiple occasions. allowed for the formation of both complexity and multicellularity.
13) the need to suspend judgment until enough evidence is available to make an informed decision
the need to be willing to change or drop one's hypotheses when the data warrant it
15) almost all eukaryotes have mitochondria, while only autotrophic eukaryotes generally have plastids.
19) plasmodial slime molds
21) Which of the following groups does not include many planktonic species?
31) They can exchange genetic material with other ciliates by the process of mitosis.
33) Filamentous shape is an adaptation for a nutritional mode as a decomposer.
43) the porous nature of their cell walls
47) 2 and 3
49) 4 and 5
53) green algae
55) green algae
57They should absorb blue light preferentially.