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51 Cards in this Set
- Front
- Back
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Cancer
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A mutation Where multiplying cells occurs rapidly
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Control Variable
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The constant that other variable are measured against
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Independent Variable
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The condition which the experimenter has control over (graphed on x)
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Dependent Variables
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What is being tested or measured in the experiment (graphed on y axis)
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What does biology mean
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The study of life
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The scientific meathod
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-Observation
-develop a question -hypothesis -experiment -data -conclusion |
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Autotrophs or producers
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Make their own food
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It is important to test only for one variable because....
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It is harder to find correlations when testing for other things
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Consumer
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Organisms that eat other organisms
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Herbivore or primary consumer
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consumer that eats an autotroph
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Conover or secondary concumer
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A consumer eats an autotroph
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omnivore
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An organism eats both autotrophs and consumers
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Detrovers or decomposers
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organisms that break down wast and dead organisms
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How much energy is passed from the sun to the producer and what is the rest given off as
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10% is passed on and the rest is given off as heat
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Carrying capacity
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The max number of individuals that all environment can support
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Levels of organization
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Universe
Galaxies solar system earth biosphere biomes ecosystems communities population organisms organs Tissues cells Protoplasm molecules atoms |
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What are organisms
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An individual animal plant or single celled life form
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Populations are....
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Individuals
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Ecosystems are...
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Communities
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Groups of ecosystems make ....
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Biome
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When you put all the biomes together you get a....
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Biosphere
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Commensalism
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One organism is benefited and the other is neither affected nor helped
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Mutualism
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Both organisms benifit
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Predation
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predator/prey Relationship
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parasitism
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one organism benefits and the other is harmed
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what is the order of the trophic levels
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tertiary consumer
secondary consumer primary consumer Producers |
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What is the greatest amount of energy found in the tropic level
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Producer level
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List the 4 biomolecules
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Carbohydrates-provides energy
protein nucleic acid lipid-fats |
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Cell Theory
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well established and reliable. they have been examined by multiple researches. the subject to change when new evidence is consistent with the theory and thus have change over time
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Some Scientific theories are..
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-All life forms are made from one or more cells
-cells only arise from pre-existing -the cell is the smallest form of cells life -Arise from pre existing existing cells |
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Prokaryote
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Locks a Nucleus
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Eukaryote
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Has a nucleus
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Multicellular
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Has many cells
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Unicellular
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Made of one cell
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How are cells Classifyed
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By arranging them into groups
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Isotonic
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causes the cell to remain the same size
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Hypotonic
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Causes the cell to swell
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Hypertonic
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causes cells to shrink
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DNA is made of...
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Nucleotides
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What are the 4 possible Nitrogen bases?
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Adenine, Guanine, Cytosine, Thymine
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What is DNA Cell made of?
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Phosphate group
sugar base |
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What occurs during the M Phase of the cell cycle and what is it called?
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DNA copies
Regenerates itself DNA Replication |
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What are the stages that a cell goes through during it's lifeline?
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G1 G0
S G2 M |
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What are the 4 stages of mitosis?
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Prophase metaphase
anaphase telophase |
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What is the purpose of Mitosis?
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Insure that new nucleotide has the correct amount of DNA
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What do the daughter cells result in?
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Identical Genes
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Where does protein synthesis begin?
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In the nucleus
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The MRNA leaves the nucleus and travels to the ___
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Ribosome
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What happens in the Ribosomes?
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Protein synthesis takes places
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What does protein synthesis involve?
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Translating MRNA to protein Introns are pulled out and electrons are stitched together
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What is the end result of protein synthesis?
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Protein
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