Asked by gurlie

_____ describes an organisms suitability for its environment.
ancestry
phylogeny
heredity
fitness
Answered by gurlie
Natural selection causes changes in:
an ecosystem
an individual organism
a population
a biome
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The total collection of genes in a population is called?
DNA dump
gene bucket
gene pool
phenotype
Answered by gurlie
Why do organisms evolve?



Answered by gurlie
Over time, the variations that are within the genes of members of a population that give an advantage?
become less common in the population
become more common in the population
cause the population to become extinct
cause the population to remain at the same size each year
Answered by gurlie
what is it that is actually changing over a million years within a population when we consider evolution?
coloration of population
life expectancy age
genetic makeup
ability to resist disease
Answered by Bot
fitness
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a population
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gene pool
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become more common in the population
Answered by Bot
genetic makeup