Consumption of fatty fish at least twice a week is recommended to provide omega-3 fatty acids. However, some fish-especially swordfish, shark, king mackerel, and tile fish-can be a source of ________, which is toxic in high amounts.
A) vitamin A
B) arsenic
C) fluoride
D) mercury

Question

Quizplus · Accepted Answer

Swordfish, shark, king mackerel, and tilefish are known to contain higher levels of mercury, which can be toxic in high amounts. Mercury accumulates in fish higher up the food chain, and these species are known for their potential to have significant mercury content.

Consumption of Fatty Fish at Least Twice a Week Is