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No cell Nucleus/Unicellular
When there is low gene flow
When there is no selective pressure
When there is a bottleneck
Speciation Adaptive radiation refers to changes in a species in response to varying environmental conditions.
many new species form
The distribution of alleles changes due to random chance.
or
The allele frequency of a population changes due to a bottleneck effect. <apex>
Population bottlenecks
Reproductive isolation
Niche availability
Which of these organisms is considered the most complex?
Single celled organisms are the type of organism that developed first. More complex multi-cellular organisms developed not long after this.
bacteria
eukarya
Answer this q
Knowledge and valuable resources are shared among scientists. uestion…
Lizards evolved after earthworms.
Apex is Mergus serrator and Mergus merganser.
