(Question)
Q: What are species that are first to colonize a disturbed area called? Choices: - novel species - exploratory species - brave species - pioneer species A:
(Answer)
pioneer species

(Question)
Q: Which blood cells serve to defend the body in various ways? Choices: - helper blood cells - blue blood cells - red blood cells - white blood cells A:
(Answer)
white blood cells

(Question)
Q: The posterior end of a typical rib is called what? Choices: - neck - chest - bottom - head A:
(Answer)
head