Due to situation given above I think the most suitable answer is the first one "<span>Vascular spasm would not occur, resulting in excessive blood loss." But I think that also could be another one that wasn't mentioned here.</span>
If there are two different alleles for a trait, this means t<span>he trait could show up in two different forms.</span>
Answer:
Testing Platismatia glauca could help scientists understand which pollutants have the largest effect on lichen populations. It also may help scientists understand the current pollutant levels in the atmosphere compared to the population of lichens on the trees. This information can help them more accurately predict population changes over time.
hope this helps:)