4 b...但有D feel 係c 57覺得係d... 4 A你食左落去唔等於佢會成為fat...有D會converted to energy..唔係你食10g fat就有10gfat under your skin ar ma.... B北極區較方便的食物可算是高脂肪的動物吧 C energy given out during respiration can keep use warm...but the question doesn't ask for why they eat less carbohydrates.... D進化了嗎...?
conculsion:B....
57 (1)optimum amount of protein and fat is good for the babies to grow (2)電視好似有話過...好似係易D吸收 (3)有antibodies的
第4題. 愛斯基摩人是居住於北極區的一個種族。他們的膳食含有大量脂肪,因為 a.脂肪是良好的隔熱層 b.他們捕獵北極區的動物作為食物 c.脂肪比碳水化合物有較高的能量值 d.他們的消化道適應於消化脂肪 <<<<< 佢地唔靠打獵搵食唔通靠種菜? but that is IMPOSSIBLE so, the answer is B
Originally posted by 剎那 at 2005-5-17 09:52 PM: 第四題的d可以排除....... a的話皆認為生活在北極的人其皮下脂肪層自然較厚,以抵禦嚴寒天氣.... b的話是因北極中能捕獲的獵物大多是皮下脂肪層厚的生物,人們多吃了自然吸收較多的脂肪,那皮下脂肪層就自己較厚,所 ...