Q: What is defined as anything that takes up space and has mass? Choices: - electrons - elements - atoms - matter A:
matter

(Question)
Q: Humans need lipids for many vital functions such as storing energy and forming what? Choices: - ionic bonds - zygotes - enzymes - cell membranes A:
(Answer)
cell membranes

Ques: Q: What are the three most common protective devices? Choices: - fuses , circuit breaks & surge claws - tranistors, resistors & diodes - fuses , fabrication breaks & surge protectors - fuses, circuit breaks & surge protectors A:
Ans: fuses, circuit breaks & surge protectors

(Q).
Q: What type of organism was the only able to live in the anoxic atmosphere of the first 2 billion years? Choices: - aerobic - protists - mammals - anaerobic A:
(A).
anaerobic

Ques:Q: Groupings of related organs in the human body are referred to as "organ" what? Choices: - conditions - bodies - functions - systems A:

Ans:systems

Question: Q: Series and parallel circuits are two basic types of what? Choices: - mechanical circuits - chemical circuits - mutual circuits - electric circuits A:
Answer:
electric circuits