Answer:
Wht are the answer choices
Explanation:
Because they have less resources to fight off disease and nothing to use for immunity. Sub Sahara Africa is also very poor
Explanation:
group b. is called the control group. it is important to compare the 2 groups for any similarities. this determines if the medications in group a are working like intended. to keep track of side effects w/group a..
Answer:
basophils:
Explanation:
primary phagocytic cells type that fights infection