How do cities affect the natural food chain of the region? Cities blocks the sun that producers need to survive

Animals can change their food source

Humans can cause some animals to become extinct, changing the food cham

Cities can provide unlimited amount of water for animals in found in the food chain

How is ribosomal rna useful as a molecular clock? a. a large portion of the dna ring is not vital to structure or function, allowing it to accumulate neutral mutations. b. its rate of mutation increases over time as organisms continue to evolve and differentiate from each other. c. a slow mutation rate makes it useful for determining evolutionary relationships between ancient species. d. it is only found in select organisms, making it easier to compare relationships between species that have it.

Biology ! the conversion of inorganic carbon to organic carbon by plants during photosynthesis is known as _[blank]_. filtration immigration reabsorption primary production

Number and variety of living organism; includes genetic, species, and ecological types