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4b

vocab

TermDefinition
heredity passage of genetic informations from one generation to the next
meiosis creates four sex cells with half the number of chromosomes present in parent cells
mitosis 2 identical daughter cells
dna Carry's hereditary information made of small sections of genes
chromosomes coiled up dna with numerous genes
genes short section of DNA located on chromosomes codes for protein
inheritance passing genetic information to offspring
haploid sex cells with half the number of chromosomes
diploid body cells with both parents chromosomes
fertilization meeting of sperm eggs
zygote cell formed from the union of two cells
gametes sex cells
natural selection variations in a population increase some individuals likelihood of surviving and reproducing in a changing environment
speciation separated populations that remain separated can evolve through mutations to become new species
homologous structures same structure different function (evidence of comments ancestor)
analogous structures different structure same function
Embryological structures embryos of different structures to see if a common ancestor is shared
vestigial structures structures that have no function but believed to have a function a long time ago
Created by: user-2006893
 

 



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