Copper and tin together make bronze.
Dorsal Cavity
Explanation:
The body cavity that is long, continuous and located in the back of the body is the Dorsal cavity
Red blood cells are responsible for the distribution of oxygen to other cells in the body.
gene flow or migration between two populations will help maintain similarities between the species, therefore preventing (or slowing down) the process of speciation. and when the environment changes rapidly, this can cause an overall decrease in population size because of a failure to adapt adequately to environmental changes. i hope this helped <3