People who are heterozygous for sickle cell disease are generally healthy because they
a) are resistant to me different diseases
b) have some normal hemoglobin in their red blood cells
c) are not affected by the gene until their elderly
d) produce more hemoglobin then they need

Fruit bats in central america eat bananas and other fruits. banana plants rely on bats for pollination. what would be the most likely consequence on the banana crop if fruit bats were eliminated from the area? the banana crop would increase because bats would stop eating the crops. the banana crop would decrease because bats would no longer pollinate the crops. the banana crop would remain constant because bees would replace the bats. the banana crop would remain constant because the plants would adapt using asexual reproduction.