Mutation is a source but it is not the main source after it comes recombination in which 2 chromosomes with “normal” survival are taken from natural population of Drosophila and combined. Then comes immigration of genes in which the new chromosome mix in with different gene frequencies.
White blood cells help to fight off infection and then begins to repair the wound. This would take about 2-5 days to start healing
Make a test of experimental groups for flowers with warmer soil and another with regular soil and to be sure cold soil.
Answer:
Cloud iridescence
Sunlight travels through the cloud and is diffracted by the droplets, creating the rainbow effect. It can appear as a patch or band at the cloud's edges and changes as the cloud evolves.
Explanation: