Sickle-cell anemia is a disease that affects the type of hemoglobin (hb) a person makes in his or her red blood cells. consider the case of martin and cindy, who are the parents of mary. martin has sickle-cell anemia with abnormal hemoglobin, and his genotype is hbs/hbs. cindy has normal hemoglobin, and her genotype is hba/hba. their child, mary, carries the sickle-cell trait and produces both normal hemoglobin and abnormal hemoglobin. mary\'s genotype is hbs/hba. what type of dominance pattern would result in mary\'s blood producing both normal and abnormal hemoglobin?

Awic dietitian is meeting with a client who has an infant and a young child. the mother says that the young child is a very picky eater and will only eat crackers and juice. the health worker notices that the child's hair is brittle, his nails tear easily, and the skin inside his lower eyelids is very pale. these are all signs of iron deficiency.

1. emigration the movement of people from one place to another 2. immigration a situation in which resources are being used up at a faster rate than they can be replenished 3. migration the leaving of one's homeland to settle in a new place 4. overpopulation the movement of people to a new country 5. sustainable development a situation in which the birth rate is not sufficient to replace the existing population 6. underpopulation the ability to meet current needs without reducing the ability to meet future needs 7. unsustainable development the increase in the population of a city 8. urbanization a situation in which the number of people exceeds the available natural resources in an area

Apuppy’s tendency to chew is inherited through which of the following? a. through learned behavior b.through genes c. through seasonal cycles d. through hibernation