Hello Sara!
This would have a great effect on our local ecosystem, considering cars, and air pollution, are some of the biggest threats when it comes to pollution. Air pollution is the biggest threat when it comes to pollution. Smoking, driving cars, and doing really anything that involves smoke and fire, is bad for not only us, but the environment, and living things around us.
Hope this helps, and feel free to ask me for help anytime!
<span />
<span>A: The proportions of a population that are at different age levels make up the population’s age structure. </span>
I think the correct answer from the choices listed above is option D. Human height is determined by several genes located on different chromosomes which is an example of a polygenic trait. These traits are being controlled by more than one gene. Hope this answers the question.
The smoke from the industrial revolution's factories made it so the trees turned black. The white colored moths couldn't survive anymore because they didn't blend into the trees. One day a genetic mutation happened, and the moth turned dark. The dark moth was able to survive better, and therefore, mated, and produced more dark colored ones.
The answer is B. Leaflets are found in compound leaves.