Illustrates the relationship between humans and ecosystems

As humans we are part of ecosystems; we interact with the environment and other species, even though it may not always be for the better. We mostly are destroying ecosystems through activities like deforestation, overfishing, etc. We are also a consumer in all food chains/food webs.

they may bind directly to special “promoter” regions of dna, which lie upstream of the coding region in a gene, or directly to the rna polymerase molecule.