5. Which of the following does not cause cancer?
1. Excessive exposure to UV light
2. Viruses that damage DNA
3. Genetic factors that make mutations more likely
4. Protein synthesis in ribosomes



Answer :

The correct answer is:

4. Protein synthesis in ribosomes

Protein synthesis in ribosomes is not a direct cause of cancer. Cancer is often linked to factors such as excessive exposure to UV light, viruses that damage DNA, and genetic factors that increase the likelihood of mutations. Ribosomes are cellular organelles responsible for protein production in the cell, and their normal function does not directly lead to the development of cancer.

In contrast, the other options can contribute to cancer development. For instance, UV light exposure can cause DNA damage that may lead to mutations and cancer. Viruses like HPV or hepatitis viruses can insert their genetic material into host cells, disrupting normal cellular functions and potentially leading to cancer. Genetic factors can increase the susceptibility to mutations, which can play a role in the initiation and progression of cancer.

Understanding the difference between these factors can help in recognizing potential causes of cancer and taking preventive measures where possible.

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