Question: Q: Are ecotones wide or narrow? Choices: - wide - somewhere in between - narrow - can be both A:
Answer: can be both

Question: Q: More common in developing countries, parasitic diseases caused by roundworms often result from poor practice of what? Choices: - agriculture - education - preventative medicine - personal hygiene A:
Answer: personal hygiene

Question: Q: Cancer involves what changes that modify cell-cycle control and alter the growth rate or progression of the cell through the cell cycle? Choices: - deletions - enhancements - stabilization - mutations A:
Answer:
mutations