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DNA
Misc. Vocab
Cellular Processes
Genetics
Ecology
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Adenine bonds with thymineA-TGuanine bonds
with cytosineG-C

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What are.. DNA Base Pairs
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A change in a DNA sequence that affects genetic
information.
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What is a.mutation
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The copying process by which a cell duplicates
its DNA.
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What is.Replication
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The process in which part of the nucleotide
sequence of DNA is copied into a complimentary
sequence in RNA.
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What is Transcription
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The decoding of a mRNA message.
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What isTranslation
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A complimentary strand to the following
sequenceGCATTCAG
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What is CGTAAGTC
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• An organism whose cells contain a nucleus.

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What are Eukaryotes
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A symbiotic relationship in which both
species benefit from the relationship.( flowers
provide insects with food in the form of nectar
and insects help flowers with pollination)
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What is Mutualism
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An organism whose cells lack a nucleus.
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What is aProkaryote
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Survival of the fittestIndividuals that are
better suited to their environment survive and
reproduce most successfully.
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What isNatural Selection
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Process in which plants use light energy to
convert H2O and CO2 into O2 and sugars.
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What is Photosynthesis
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Molecules move from an area of high concentration
to an area of lower concentration.
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What isDiffusion
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Diffusion of water through a semi permeable
membrane
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What is Osmosis
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Process that releases energy by breaking down
glucose in the presence of O2
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What is Cellular Respiration
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A membrane in which some substances can pass and
others cannot
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What is aSelectively (semi) permeable membrane
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The physical characteristics of an organism(ex.
Color, height, shape)
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What is Phenotype
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The genetic make up of an organismex. Tt, tt, TT
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What is Genotype
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A term used to refer to an organism that has 2
identical alleles for a particular traitex. TT
or tt
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What is Homozygous
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A term used to refer to an organism that has 2
different alleles for the same traitex. Tt
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What is Heterozygous
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An offspring of crosses between parents with
different traits
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What is aHybrid
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An organism that uses the suns energy to produce
its own food
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What is an Autotroph
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An organism that obtains energy from the foods it
consumesex. Humans, animals
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What is a Heterotroph
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A step in a food chain or a food web
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What is a trophic level
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A symbiotic relationship in which one organism
lives in or on another organism (the host) and
consequently harms it. Ex. A flea on an animal
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What is Parasitism
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A symbiotic relationship in which one member of
the association benefits and the other is neither
helped or harmed.
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What is Commensalism