Answer the following question given this paragraph: Q: What is the term for when a species no longer exists? Choices: - reproduction - endangered - survival - extinction A:
extinction

Answer the following question given this paragraph: Q: Differences between organisms reflect differences between their nucleotide sequences rather than between their what? Choices: - molecular codes - amino acids - environments - genetic codes A:
genetic codes

Answer the following question given this paragraph: The most common type of cancer in adult females is cancer of the breast. About one third of all cancers in women are breast cancers. Q: What is the most common type of cancer in adult females? Choices: - skin - bone - lung - breast A:
breast