Answer:
<u><em>Once a species starts dwindling in numbers, there's a smaller pool of available mates and often a corresponding lack of genetic diversity. This is the reason it's much healthier to marry a complete stranger than your first cousin, since, otherwise, you run the risk of "inbreeding" undesirable genetic traits, like susceptibility to fatal diseases.</em></u>
Explanation:
A refrain in poetry is when a word, phrase, line, or groups of lines repeat in the poem.
Velma has a small ,white dog.
Not sure what your really going for. However, this is a great poem and it is in the perspective of the new generation. http://www.greatfallstribune.com/story/life/2016/02/28/future-poem-antonio-jarvey/80997992/
