(Question)
Q: The complement system is a series of proteins constitutively found in the what? Choices: - nucleus - organs - platelets - blood plasma A:
(Answer)
blood plasma

(Question)
Q: What can alkenes and alkynes be reduced with to form alkanes? Choices: - acids - oxygen - enzymes - hydrogen gas A:
(Answer)
hydrogen gas

(Question)
Q: Gymnosperms have evolved to include what? Choices: - stems - cells - flowers - seeds A:
(Answer)
seeds