Welsh Corgi And Coffee Make Me Smile Vintage Tshirts
Evolution is not about guaranteed death and guaranteed survival, but about average Welsh Corgi And Coffee Make Me Smile Vintage Tshirts of a particular gene. If a mutation occured in a deer that allowed it to see a broader spectrum of colour, the genes responsible for that feature would occur more frequently in the population than rival genes after a certain amount of generations. This is because the survival chances for deers with those genes are on average (slightly) higher than those of its peers. If it were the way you described, no traits that aren’t immediately responsible for the survival or extinction of the entire species would ever evolve.
Best Welsh Corgi And Coffee Make Me Smile Vintage Tshirts
Summarized, nothing “evolves” into anything. What actually Welsh Corgi And Coffee Make Me Smile Vintage Tshirts is that a few organisms randomly mutate. Most of these mutations are useless or detrimental, so they get lost as those who carry them die before breeding, while others provide an advantage, leading to it being passed to more individuals. Repeat the process millions of times, and you get very small changes.
In other words, if those animals had randomly mutated to detect red, redish tigers would have gone extinct; not become green. In contrast, we can be sure no tiger has ever randomly developed green fur or it’d have replaced the ones we see.