Question

tumors that do not spread throughout the body are ____, and those that do spread are termed ____. malignant; benign benign; malignant mutagen; carcinogen tumor suppressor; proto - oncogene benign; mutagen

Explanation:

• Benign tumors are non - cancerous and do not spread to other parts of the body.
• Malignant tumors are cancerous and have the ability to invade and spread (metastasize) to other tissues and organs.
• Mutagens are agents that cause mutations in DNA. Carcinogens are substances that can cause cancer. Tumor suppressor genes and proto - oncogenes are related to the regulation of cell growth and division, not the spread of tumors.

Answer:

benign; malignant