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Science Finals

TermDefinition
Wave disturbance that carries energy from place to place
mechanical wave a wave that requires a medium
electromagnetic wave a wave that doesnt require a medium
transverse wave moves the medium perpendicular to wave direction
longitudinal wave moves the medium parrellel to direction of wave
reflection the bouncing back of an object when it hits an object
crest highest point of a transverse wave
trough lowest point of a transverse wave
wavelength distance between two waves
amplitude the maximum distance the particles of a medium move away from the rest position
energy the ability to do work
gene unit of heredity
allele one or two more alternative forms of a gene
genotype the genetic makeup
phenotype the physical makeup
dominant the allele that always shows
recessive the allele thats masked
heterozygous having two different alleles for a trait
homozygous having two identical alleles for a trait
evoloution the gradual change of a species over time
variation any differance between two idividuals of the same species
natural selection individuals that are better adapted to the enviorment will survive
mutation a change in a gene or chromosome
Created by: austinm7
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