The frequency of the sickle cell allele in areas where malaria is introduced will increase and it will be advantageous.
When a person is heterozygous for sickle cell anemia, it means it has one abnormal allele of the hemoglobin beta gene but doesn’t express the disease (like homozygous person).
On the other hand, a person heterozygotes for sickle-cell trait has a selective advantage in environments where malaria is present.
Carbon Dioxide is the gas that contributes most to the greenhouse effect.
Answer:
Farm prices would drop due to a higher supply of unsold goods but no demand change.
Aid would shift and all farmers receiving subsidies would receive food stamps instead.
Food stamp recipients would replace subsidies by spending more money on agriculture.
Wholesale commodities prices would increase and create a devaluing of food stamps.
I’m pretty sure it’s A but not positive
