Gen bio II Exam 2 outlines

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18 Terms

1
The Kingdom Protista is __________.
not monophyletic and has been replaced by four eukaryotic supergroups.
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2
Protists are now an informal term for any eukaryotic organism that is not a __________, __________, or __________.
plant, animal, fungus.
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3
The four eukaryotic supergroups are __________, __________, __________, and __________.
Excavata, SAR clade, Archaeplastida, Unikonta.
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4
Excavata is characterized by having a distinct __________ feeding groove.
excavated.
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5
SAR clade includes __________, __________, and __________.
Stramenopiles, Alveolates, Rhizaria.
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6
Archaeplastida means __________.
ancestral plastid.
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7
Unikonta means __________.
one flagella.
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8
The endomembrane system is composed of organelles including the __________, __________, __________, and __________.
nuclear envelope, rough ER, smooth ER, Golgi.
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9
Mitochondria evolved from an engulfed __________ prokaryote.
aerobic.
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10
Chloroplasts evolved from engulfed __________ prokaryotes.
photosynthetic cyanobacteria.
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11
Plastids are a group of organelles used for __________ in eukaryotic cells.
photosynthesis.
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12
Plasmodium causes __________ in humans.
malaria.
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13
In heterokaryotic stages of fungi, __________ are present in the same cell, but they are genetically different.
haploid nuclei.
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14
The karyogamy phase in fungi is the fusion of __________ nuclei from different mating types.
haploid.
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15
Dictyostelium discoideum is an example of a __________ that behaves in a complex life cycle.
cellular slime mold.
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16
Ciliates have two types of nuclei: __________ and __________.
macronucleus, micronucleus.
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17
Telomerase is crucial for maintaining __________ length, which is important for aging and cancer prevention.
telomere.
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18
SIR2 is considered the first __________ gene ever discovered.
aging.
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