Ques: Q: What is the most common type of organic compound? Choices: - lipids - hydrocarbons - proteins - carbohydrates A:
Ans: carbohydrates

Ques: Q: The last major ice age took place in which era? Choices: - miocene - pliocene - cenozoic - pleistocene A:
Ans: pleistocene

Ques: Q: Arguably the most important ingredient in saliva for digestion is a type of what, which initiates the breakdown of carbohydrates? Choices: - amino - genes - fatty - enzyme A:
Ans: enzyme

Ques: Q: During labor, what do contractions of the muscular walls of the uterus cause? Choices: - spontaneous abortion - excretion - premature birth - cervical dilation A:
Ans:
cervical dilation