Q: Amines are weak bases due to the presence of a lone pair of what on the nitrogen atom? Choices: - protons - nuclei - atoms - electrons A:
electrons

Q: Which metal is not solid at room temperature? Choices: - silver - aluminum - titanium - mercury A:
mercury

Q: Q: The largest population size that can be supported in an area without harming the environment is referred to as what? Choices: - population shift - containing capacity - population density - carrying capacity A:
A: carrying capacity

Question: Q: What do scientists use to search other planets suitable for living? Choices: - optics - lasers - microscopes - telescopes A:
Answer: telescopes

*Question*
Q: What stored form of energy is made up of glycerol and three fatty acid chains? Choices: - hydrocarbons - carbohydrates - particulates - triglycerides A:
**Answer**
triglycerides

(Question)
Q: Shortening of muscle fibers is called what?' Choices: - diffusion - diffusion - shrinking - contraction A:
(Answer)
contraction