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Who helped negotiate an act of settlement between Russia and China?
Human Species
Homo sapiens, the species to which all modern human beings belong and the only surviving species of the genus Homo.
Heterozygote Advantage
A genetic phenomenon where individuals with two different alleles for a particular trait have a greater fitness than individuals with two identical alleles.
Balanced Polymorphism
The presence in a population of two or more genetic variants that are maintained in a stable frequency over several generations.
Frequency-Dependent Selection
A mechanism of natural selection where the fitness of a phenotype depends on its frequency relative to other phenotypes in the population.
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