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24 Cards in this Set

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Theory
an explanation of something in the natural word based on knowledge that has been repetitively proved through observation and experimentation
Hypothesis
A tentative and testable statement that must be capable of being supported or not supported by evidence
Symbiosis
Close and often long term relationship two or more different species
Tropic levels
Position that organism(s) occupy in a food web, which is defend by its relationship to the primary energy source
ecosystem
is a community of living organisms and non living components of their environment interacting with eachother as a system.
Levels of organization
Atom, molecule, organelle, cell, tissue, organ, organ system, organism, population, community, ecosystem
Limiting Factors
are any factors that affect an organisms ability to survive in its environment they affect the population growth
Carrying Capacity
the number of individuals that all environments can support
Ecological Pyramid
3rd consumer (Carnivore Omnivore)
2nd consumer (Carnivore omnivore)
1st consumer (herbivore)
Producers(autotrophs)
Carbohydrate
Provide energy for organisms when braking down
Monosaccharides
One ring of any 6 carbonns
What are the 4 biomolecules
Carbohydrates lipids nucleic acid protein
Prokaryote
No nucleus
Eukaryote
Has a Nucleus
Defusion
The movement of a substance from an area of high concentration to an area of low concentration
Osmosis
Diffusion of water across a semi-permeable membrane form high concentration to low concentration
Active Transport
When molecules and ions move against the concentration gradient.high to low. this must have help from the protine pump and requries energy
Passive Transport
a kind of transport where molecules and ions move along the concentration gradient. Or from high concentration to lower concentration no energy is required
Dna
Depxyribonuclaic acid
the genetic information
What makes Lipids?
The smooth er
What energy does the Mitochondria make?
ATP
Hypertonic
Is when the concentration is lower outside the cell than inside the cell water will move out causing the cell to shrink
Hypotonic
When the concentration is higher outside of the cell than inside of the cell. water will move in causing the cell to swell
Isotonic
When the concentration is the same inside and outside the cell . there is no water movement the cell does not shrink or swell.