sugar or starch from carbon dioxide, sunlight and water, those free complex carbohydrates turned into fermentable sources through pre-treatment process - saccharification. Then, it can be changed ethanol form through fermentation by yeast or genetically engineered E.coli and we can produce biofuel from that ethanol. Now, the way of decreasing process and cost are studied from a few researchers. S
** Vitamin B2
1. 생리적 기능
- 세포내 미토콘드리아내에서 이루어지는 연료의 산화과정에서 수소(H)의 전달자 역할을 하는 FAD를 구성하는 요소
- 비타민 B6를 활성화시켜 트립토판니아신으로 전환시키는 과정에 관여
- 간에서의 당신생 과정에 관여
2. 급원식품
- 간, 우유, 계란, 치즈, 이스트와 시금치
sugar crystallization, food irradiation, and adding preservatives or inert gases such as carbon dioxide. Other methods that not only help to preserve food, but also add flavor, include pickling, salting, smoking, preserving in syrup or alcohol, sugar crystallization and curing.
As the preceding paragraphs say, many kinds of food preservation technologies are around for preventing foods from the
Recommended carbohydrate intake
RDA = 130 grams per day
AMDR = 45–65% of calories
Daily Value (for 2,000 kcal) = 300 grams
Dietary Guidelines
Choose/prepare foods with little added sugar
Choose fiber-rich fruits, vegetables, whole grains often
Moderating sugar intake
Use less added sugar
Limit soft drinks, sugary cereals, candy
Choose fresh fruits or those canned in water or juice
1) Neon boils at -246℃ and methane boils at -161.5℃. Both are nonpolar and have
the same number of electrons. Why the large differerence in boilling point?
⇒ 분자간 힘은 순간적 유발쌍극자(London 힘) < 쌍극자 - 쌍극자간의 힘 < 이온결
합의 세기순이며, 앞의 두힘은 Van der Waals힘이라 하며, 공유결합에서 나타난다.
네