The role of grass is the primary producer because it is the beginning of almost every food chain.
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.
Make a test of experimental groups for flowers with warmer soil and another with regular soil and to be sure cold soil.
The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.
All energy ends up as thermal energy, which is replenished every day by the concentrated energy from the sun.
Hope this helps!
