One's normal growth needs starch,protein,fat,water,vitamins and minerals.The lack of vitamin A will cause nyctalopia,vitamin C deficiency will bring on scurvy.Iodine deficiency will lead to goiter which the folksay is 'big neck disease',calsium deficiency will result in osteoporosis,iron insufficiency will bring about anemia.which of the follwing foods separately contains vitamin A,vitamin C,iodine,calsium,iron?
yolk,chicken,spinach,soy beans,wheat,kelp,milk,tomatoes.
(原文里有一个错误,缺碘得的是甲状腺肿而不是甲状腺功能亢进,甲状腺肿才是俗称的大脖子病,甲亢不是缺碘造成的,这里我已经改过来了)