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Definition noun, plural : + factors A factor present in an environment that controls a process, particularly the growth, abundance or distribution of a population of organisms in an ecosystem. Supplement The concept...

...evolution of decades of research. 3. Biology. change in the gene pool of a population from generation to generation by such processes as mutation, natural selection, and genetic...

303,948,099 Current population of The United States. So I would say it is that many.

..., and the true-breeding white's genotype is rr. All of the F1 generation will have a genotype of Rr and a phenotype of red ...

.... Each of these terms signifies a taxon ( plural : taxa), which is a group of one (or more) populations of organism(s), which a taxonomist adjudges to be a unit. A number...

...cell will divide and produce more bacteria. (Bacteria is the plural of bacterium). Those bacteria will live in populations . But they won't function together as one organism, they are separate...

...calculate the rarity of that specific profile in the population . STRs are a type of copy-number variation and comprise a sequence..., also known as a locus ( plural loci), a person has two ...

...that a trait that increases the chance of survival will continue within in the population , because an increase in survival rate usually ..., but bacteria is actually plural , (sing. bacterium), so when reference is ...