<span>There are other avenues to find the cure to diseases that do not involve exploiting fetuses.
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Answer:Succession as progressive change in an ecological community. Primary vs. secondary succession. The idea of a climax community.
Explanation:
Sickle cell anemia is a genetic condition that distorts the shape of the hemoglobin. This reduces the capacity of the red blood cells to carry oxygen. Another effect is that the distorted red blood cells come together forming a heavy and compact collection of cells that can block the flow of blood. The sedimentation rate is increased by sickle cell anemia.
