A person who has had the measles as a child or has been vaccinated against measles is unlikely to suffer a recurrence of the disease later in life. This phenomenon is primarily due to which of the following? A.) Genetic Factors
B.) Memory B Cell
C.) B Cells producing antibodies
D.) Killer T Cells

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.