biological mechanisms that enable organisms to adapt to new environments

one of two or more alternative versions of a gene

an iron-containing red protein that is responsible for transporting oxygen in the blood of vertebrates

the alleles for a certain gene within an individual

the process where organisms better adapted to their environment will survive and produce more offspring

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B- Unit 6 Lesson 8

High Altitude Living

Term	Definition
adaptations	biological mechanisms that enable organisms to adapt to new environments
allele	one of two or more alternative versions of a gene
hemoglobin	an iron-containing red protein that is responsible for transporting oxygen in the blood of vertebrates
genotype	the alleles for a certain gene within an individual
natural selection	the process where organisms better adapted to their environment will survive and produce more offspring