Ques: Q: What are the basic units of structure and function in living organisms? Choices: - proteins - molecules - lipids - cells A:
Ans: cells

Ques: Q: An antigen is a macromolecule that reacts with components of what? Choices: - circulatory system - pulmonary system - digestion system - immune system A:
Ans: immune system

Ques: Q: Flowers pollinated by what means generally lack brightly colored parts? Choices: - butterflies - larvae - bees - wind A:
Ans: wind

Ques: Q: Broca's area, responsible for the production of language or controlling movements responsible for speech, is nearly always located on what side of the brain? Choices: - back - half - Hand - left A:
Ans:
left