Q: Lactose is a disaccharide consisting of the monomers glucose and what? Choices: - fructose - glycerol - sucrose - galactose A:
galactose

Q: A major diversification of what animal group occurred about 50 million years ago, possibly spurred by worldwide climate change? Choices: - reptiles - amphibians - insects - mammals A:
mammals

Q: Q: What is the unit of evolution? Choices: - species - community - biome - population A:
A: population

Question: Q: What is the process by which large particles, such as cells, are taken in by a cell? Choices: - active transport - diffusion - mitosis - phagocytosis A:
Answer: phagocytosis

*Question*
Q: What do ions of the same charge do? Choices: - merge - attract each other - discard each other - repel each other A:
**Answer**
repel each other

Q: Q: What is the most common type of volcano? Choices: - geyser - block cone - flat - cinder cone A:
A: cinder cone