(Q).
Q: What type of role does cartilage play in the human skeleton? Choices: - variable - important - life saving - insignificant A:
(A).
insignificant

(Q).
Q: An estimated 100 trillion of these live in the gut of an average person? Choices: - viruses - pathogens - algae - bacteria A:
(A).
bacteria

(Q).
Q: What is the way animals act either alone or with other animals called? Choices: - animal way - animal lifestyle - animal point - animal behavior A:
(A).
animal behavior