Neanderthals have contributed approximately 1-4% of the genomes of non-African modern humans, although a modern human who lived about 40,000 years ago has been found to have between 6-9% Neanderthal DNA
This is most likely due to the fact that people with AIDS have supressed immune systems. Those with AIDS suffer from a suppressed immune system, making it much more likely for them to catch illnesses and increasing the severity of the affliction.
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Answer:
Fitness enable organism to survive in the particular environment.
Explanation:
Fitness of organisms is the characteristics which able the organisms to survive in harsh environmental condition and in the process of natural selection. Organisms which are better suited to their environment will survive and reproduce in that particular environment which leads to increase in the population of the organisms. Organisms having more fitness have more chances to survive in that environment whereas those organisms having lower fitness, can't survive and removed from that environment.
I believe
this is a true statement
