Answer:
Responsiveness to the environment/adaptation. This is one of the 8 characteristics of living things.
Explanation:
No, Humans take evolution through selective breeding and genetically modified organisms.
Other population of the primary consumer or to what the consmers eat will expand in number
Surprisingly chocolate actually contains a fair amount of iron. Red meats are known to contain iron, one thing in particular is blood (yes that is sometimes eaten, and it contains a lot of iron). Such organs of animals that are high in iron include the spleen and or marrow.
If you wish to go vegetarian red veggies tend to be high in iron, one in particular are beets (yes, i know, they aren't red until processed)
RNA polymerase can't bind on the promoter region, so no transcription takes place, consequently, no protein translation.