4% of the carbon atom’s second energy level is filled.
Hope this helps :)))
Galapagos species are among those populations whose
members do not interbreed. The reasons that keep them from mating is that they
are separated due to differences in songs and beaks, individuals only recognize
and respond to songs of their own species. Therefore, geographic isolation and different
environments led to changes in traits that affected mating.
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Nicolaus Copernicus, Hope this helps :)
Answer:
C
Explanation:
The genes contain codes that specify proteins, which produce traits.
