Ques: Q: Which cells change the accessibility, transcription, or translation of a gene? Choices: - endogenous - prokaryotic - ribosomes - eukaryotic A:
Ans: eukaryotic

Ques: Q: What are the most energetic of all electromagnetic waves, which can be used to treat cancer? Choices: - ultraviolet - infrared - X-ray - gamma rays A:
Ans: gamma rays

Ques: Q: Most food chains and webs have a maximum of how many trophic levels? Choices: - 3 - 10 - 6 - 4 A:
Ans: 4

Ques: Q: What does the slope of a position-time graph represent? Choices: - trajectory - direction - acceleration - velocity A:
Ans:
velocity