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62 Cards in this Set

  • Front
  • Back
Name four factors for Mutations and Genetic Recombination
o Copy errors (cell divides and sometimes copy data occurs)
o Post copy Damage – Radiation, Chemical, etc.
o Rare (most lethal)
o Random
Resources and population have ______ correlation.
Geometric population growth correlation.
Tenets of Natural Selection
o Variation in populations
o High reproductive potential
o Finite resources
o YET: populations are constant
o Organisms that are best adopted are most likely to survive and breed
Wallace had problems explaining
species distributions
Timeline Breakdown
o 4.6 billion – formation of crust
o 3.8 billion first evidence of oceans
o 3.6 billion first life Prokaryotic Heterotrophic (oldest life forms on planet)
o Prokarys  Small cells, very simple structure; no nucleus, no complex organelles, Kingdom Monera (primitive cells ought to be simple)
o 3.5 billion – Chemosynthesis
o 3.4 billion – Photosynthesis
o 2.5 billion – Hydrogen crisis
Hetero or Auto, which is simpler?
Hetero
What happens in oxygen enriched environments?
Oxygen rich atmosphere is anti-life
• All things on earth are Heterotrophic even Autotrophs OR
Heteros and Autos are rectangles while only Autos are squares but not Heteros.
where does ATP occur?
o ATP transports chemical energy within cells for metabolism
ATP created from _____
inorganic phosphate and adenosine diphosphate
Organisms can store ___ but not ____
ADP not ATP
How do we get 2 ATP?
o Going from 6C sugar to 2 3C sugars
chemosynthesis interacts with
iron and sulfur molecules
• Photosynthesis does not include
o No free oxygen (O2)
o No ozone (O3) formation
o No UV shielding
Carbon dioxide is
inorganic carbon
• Fixed carbon, reduced carbon, and organic carbon are
organic compounds
Excitation Light: the science behind glow and the dark objects
o Energy causes electron to pop off somewhere else in pigment molecule
o Electron re-aligns causing new energy/new light to be emitted from molecule
o Stops emitting light/energy after all electrons are aligned
Photosynthesis does not require
oxygen
• ATP has the power to absorb
UV light
After evolving Autotrophs do not continue to use
chemosynthesis after evolving
Cyanbacteria are
photosynthetic organism utilizes solar energy to synthesize complex organic molecules (autotrophic metabolism)
Stromalites
layers of sheets of photosynthesis molecules sheet of cells is sticky so skin picks up grit from water
• Electrolysis
method of breaking down water
Anaerobic Metabolism, cannot go past point:
2 [3C]
• Eurokaryotic Cells possess
>>>>>Complex >>>> nucleus, Mitochondria, Chloroplasts
body acclimatized to
20% oxygen intake
prokaryotes that entered into Eurokaryotic cells
because mitochondria in similar size and physiognomy of prokaryotes
Sperm cells have
no mitochondria
creation of ATP causes
sentient humans
o Cretaceous to Ceno there was another mass extinction yet
marine life does not go down/continues to incline
• Siberian Volcanism, [CO2], Warming, Methane Hydrates, More Warming, Anoxia
Methane Clathrates
o Meteorites always
make some kind of contact with Earth’s crust
o Meteors have a lot of kinetic energy
which burns up in Earth’s atmosphere
• Meteorides – rocky body in orbit
less than 1 km in size
When meteor enters atmosphere, outside is
much hotter than inside, this is a perfect recipe for it to break into pieces, broke right before impact
KT boundary means
cretaceous-tertiary boundary
Pteridophytes are
Ferns, Horsetails, Lycopods
Gymnosperms are
Conifers
Angio are
Palms and plants and flowers
Hadrosaurs continued to eat _____ despite the birth Angios
Conifers (pine needles)
Dinosaurs extinct due to
Failure to eat new plant for millennia which caused them to decrease in population because flowers kept rising in population then meteor came and decimated them
Boreal Forests compiled of
Pinaceous Conifers: spruce, fir, hemlock, larch and pine
Total square miles of forests
Boreal 2nd (Tropical Forests 1st, Temperate Forests 3rd
Total carbon of forests
Boreal 1st, Tropical Forests 2nd, Temperate Forests 3rd
The Permafrost/Drunken forest located in Siberia are
melting causing erosion
Rising Seal Level by mm /year
1.8mm/year
Global Ice Volume Total:
30 X 106 KM2
Antartica melts:
+248 Ft. globe seal level rises
Greenland melts:
+23 Ft. globe sea level
New Orleans delta causes subsidence
25 mm/year
Floodwaters went over Pontchatrain _____ and broke _____ at areas
close to sea level (ninth ward)
the future of New Orleans appears bleak because
predicted sea level rise, wetland loss, subsidence and the absence of restoration programs,
After Global Warming skyrockets
Trees will be moving to the north again
As trees travel North there will be environments of
warm climate, and little sunlight
when trees move north carbon deposits will
rise up to ozone instead of being soaked up by trees
Only trees in ____________ when trees try to move north
mountains
Milutin Milankovitch's Astronomical Theory states
Axial Tilt wavers between 22-24 degrees every 41,000 yrs
Orbital Eccentricity how the earth is orbiting the sun
2% differentiation – 100,000 year cycle
Deciduous trees are
lose needles in winter: Metasequoias (Larch, Maple, Birch)
Deciduous trees react to
NOT temperature but due to sunlight. Drop their leave due to days becoming shorter
Conifers and Deciduous Redwoods spend
same amount of energy either by holding leaves (Conifers) or losing and gaining leaves back (Redwoods)
Conifers were in the mountains during Tertiary and as Planet cooled down the conifers
spread across the northern hemisphere