Which factor contributes most to climate change?

Correct Answer: B

Rationale: The burning of fossil fuels releases significant amounts of greenhouse gases into the atmosphere, which is the primary driver of climate change.

Correct Answer: C

Rationale: Severe pain, often in the big toe, is the hallmark symptom of gout due to uric acid crystal deposition.

Correct Answer: A

Rationale: Acute bronchial obstruction due to airway swelling and constriction is a major cause of death in anaphylaxis.

Correct Answer: D

Rationale: Differentiating agents like 13-cis-retinoic acid are used instead of allogenic bone marrow transplantation in high-risk neuroblastoma.

Correct Answer: B

Rationale: The first step toward effective cancer control is changing habits and customs that predispose individuals to cancer. Prevention is key in reducing the incidence of cancer. By addressing factors like smoking, poor diet, lack of physical activity, excessive alcohol consumption, and exposure to carcinogens in the environment, the risk of developing cancer can be significantly reduced. Education and awareness play a crucial role in encouraging individuals to adopt healthier lifestyles and behaviors to minimize their cancer risk. While screening and early detection are also important aspects of cancer control, prevention through lifestyle modifications is the fundamental strategy in reducing the burden of cancer in the population.