Um lets see so first coold air comes pushing awah heat to another area. i tihnk
It is the fraction of all chromosomes in the population that carry that allele.
Enzymes are biological molecules that significantly speed up the rate of virtually all of the chemical reactions that take place within cells. The vital for life and serve a wide range of important functions in the body, such as aiding in digestion and metabolism.
Adaptation because organisms adapt to avoid extinction.
True...................................
