USF BSC 2011L Midterm Review Questions and Answers with
Verified Solutions | Latest Update
QUESTION
Compound Microscope
Answer:
Used to view small objects at high magnification (<1000x)
QUESTION
Dissecting Microscope
Answer:
Used to view objects in 3D at low magnification
QUESTION
Phylogenetic trees are used for ___________
Answer:
viewing hypothesized relationships between species
QUESTION
Monophyletic group
Answer:
A taxonomic grouping that includes an ancestral species and all of its descendants
QUESTION
Paraphyletic group
Answer:
Composed of some but not all members descending from a common ancestor
QUESTION
Polyphyletic group
Answer:
An unnatural grouping that does not include the most recent common ancestor
QUESTION
Divergent evolution
Answer:
Two species of a common ancestor undergo speciation to form two separate species
,QUESTION
Convergent evolution
Answer:
Two non-related species that evolve similar traits based off of their environment
QUESTION
A new species is formed when
Answer:
There is an inability to produce fertile/viable offspring between two species
QUESTION
Genetic drift
Answer:
Occurs when chance events cause a change in allele frequencies, especially in small populations
(ex: founders effect and bottleneck)
QUESTION
Prokaryotes
Answer:
Consists of Domains Archaea and Bacteria; Lack a nucleus and membrane-bound organelles
QUESTION
Domain Archaea
Answer:
Prokaryotes; can be found in every environment; most are extremophiles
QUESTION
Domain Bacteria
Answer:
Prokaryotes; incredibly diverse group that inhabit every environment on Earth; lack
membrane-bound organelles
QUESTION
Cocci
Answer:
Sphere shaped bacteria
, QUESTION
Bacillus
Answer:
Rod shaped bacteria
QUESTION
Spirillum
Answer:
Spiral shaped bacteria
QUESTION
Vibrio
Answer:
Comma shaped bacteria
QUESTION
Bacterial cell walls are made of _________________
Answer:
peptidoglycan
QUESTION
Cyanobacteria
Answer:
Photosynthetic, oxygen-producing bacteria (formerly known as blue-green algae)
QUESTION
Cyanobacteria exist in __________
Answer:
colonies
QUESTION
Cyanobacteria are surrounded by a ___________
Answer:
Mucilaginous sheath
Verified Solutions | Latest Update
QUESTION
Compound Microscope
Answer:
Used to view small objects at high magnification (<1000x)
QUESTION
Dissecting Microscope
Answer:
Used to view objects in 3D at low magnification
QUESTION
Phylogenetic trees are used for ___________
Answer:
viewing hypothesized relationships between species
QUESTION
Monophyletic group
Answer:
A taxonomic grouping that includes an ancestral species and all of its descendants
QUESTION
Paraphyletic group
Answer:
Composed of some but not all members descending from a common ancestor
QUESTION
Polyphyletic group
Answer:
An unnatural grouping that does not include the most recent common ancestor
QUESTION
Divergent evolution
Answer:
Two species of a common ancestor undergo speciation to form two separate species
,QUESTION
Convergent evolution
Answer:
Two non-related species that evolve similar traits based off of their environment
QUESTION
A new species is formed when
Answer:
There is an inability to produce fertile/viable offspring between two species
QUESTION
Genetic drift
Answer:
Occurs when chance events cause a change in allele frequencies, especially in small populations
(ex: founders effect and bottleneck)
QUESTION
Prokaryotes
Answer:
Consists of Domains Archaea and Bacteria; Lack a nucleus and membrane-bound organelles
QUESTION
Domain Archaea
Answer:
Prokaryotes; can be found in every environment; most are extremophiles
QUESTION
Domain Bacteria
Answer:
Prokaryotes; incredibly diverse group that inhabit every environment on Earth; lack
membrane-bound organelles
QUESTION
Cocci
Answer:
Sphere shaped bacteria
, QUESTION
Bacillus
Answer:
Rod shaped bacteria
QUESTION
Spirillum
Answer:
Spiral shaped bacteria
QUESTION
Vibrio
Answer:
Comma shaped bacteria
QUESTION
Bacterial cell walls are made of _________________
Answer:
peptidoglycan
QUESTION
Cyanobacteria
Answer:
Photosynthetic, oxygen-producing bacteria (formerly known as blue-green algae)
QUESTION
Cyanobacteria exist in __________
Answer:
colonies
QUESTION
Cyanobacteria are surrounded by a ___________
Answer:
Mucilaginous sheath
