CELL STRUCTURES AND FUNCTION
CELL CYCLE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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A substance capable of causing cancer in living tissue.
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Is a cancerous tumor.
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Is a non-cancerous tumor.
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A substance that is not capable of causing cancer.
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Detailed explanation-1: -Malignant tumors have cells that grow uncontrollably and spread locally and/or to distant sites. Malignant tumors are cancerous (ie, they invade other sites). They spread to distant sites via the bloodstream or the lymphatic system. This spread is called metastasis.
Detailed explanation-2: -A term used to describe cancer. Malignant cells grow in an uncontrolled way and can invade nearby tissues and spread to other parts of the body through the blood and lymph system.
Detailed explanation-3: -Carcinoma is a malignancy that begins in the skin or in tissues that line or cover internal organs. Sarcoma is a malignancy that begins in bone, cartilage, fat, muscle, blood vessels, or other connective or supportive tissue.
Detailed explanation-4: -Malignant tumors are cancerous. They develop when cells grow uncontrollably. If the cells continue to grow and spread, the disease can become life threatening. Malignant tumors can grow quickly and spread to other parts of the body in a process called metastasis.
Detailed explanation-5: -Types of malignant tumors Bone tumors (osteosarcoma and chordomas). Brain tumors such as glioblastoma and astrocytoma. Malignant soft tissue tumors and sarcomas. Organ tumors such as lung cancer and pancreatic cancer.