Species, populations and the gene pool
Species, populations and the gene pool
A species is a group of organisms that can reproduce to produce fertile offspring. A population is a group of organisms of the same species living in a particular place at a particular time, with the potential to interbreed.
Step-by-step lessons on AQA A Level Biology Populations (A-level only). Each one builds up to exam-style questions. Build a strong foundation in cell biology and biochemistry early on, since later topics on genetics, ecology and physiology all draw on these core concepts.