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