Answer:
why are the branches 'heavy loaded' in summer?
It is in act 1 that the exposition occurs
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: