4) 시토크롬 (cytochromes)
- 철을 함유하는
포르피린고리 보결분자단
(heme)이 연결된 단백질
- 시토크롬 c의 구조
- 환원 전위가 다른 여러 종류의 시토크롬이 있다.
시토크롬 c의 3차원 모형.
중앙에 heme이
위치하고 있다.
5) 퀴논(quinine)
- 높은 소수
Ⅰ. 序 論
무기양분, 즉 식물이 생육하는데 꼭 필요한 17가지 영양소를 필수원소라고 부른다. 식물이 자라는데 필요한 필수원소는 <탄소, 수소, 산소, 질소, 인, 칼륨, 칼슘, 마그네슘, 황, 철, 붕소, 망간, 구리, 아연, 몰리브덴, 염소, 그리고 최근에 추가된 니켈> 이렇게 17가지로 나열 할 수 있다.
iron oxide mixed with a small amount of additional "promoter" material. When the process begins, the hydrogen gas converts the catalyst to pure iron. Gradually, as the iron catalyst is poisoned by carbon and sulfur compounds, it becomes less effective and must be replaced. Nitrogen gas for the synthesis process comes from the atmosphere, while most of the hydrogen needed is extracted from natural
Sulfur
S
Sankrit, sulvere
화약, 자동차 타이어, 황산, 종이, 훈증제
Tin
Sn
Latin, stannum
합금(놋쇠 땜납), 주석깡통의 코팅
Tungsten
W
Swedish, tung sten (무겁다)
최고 녹는점, 전등, 기구, 치과용 드릴,
German, wolfram
강철
Znic
Zn
German, zink
아연도금 못, 아이캐스팅, 도료, 화장품
<표 2> 몇 가지 중요한 원소 :
1. Introduction of POSCO
Pohang Iron & Steel Company (POSCO) was founded in 1968. PARK Tae-joon led the whole establishing process and became a first CEO of the company. It was due to the ‘special’ relationship with ex-president PARK. The money invested by the Korean government was provided by Japan and US as loans and grants. Compensation payment for colonial rule damages of Japan also inv
much more efficient than a simple retort due to its use for liquid cooling
a Liebig condenser can condense a much greater flow of incoming vapour than an air condenser or retort
1.Place 18.3ml of nitrobenzene and add 25g of iron
powder in 3-neck flask with shaking.
2. Add the 6ml of hydrochloric acid slowly, as cooling
nitrobenzene using condenser. (Keep up 50~60℃)
서론
1. 주제선정 이유
현재 심전관 헬스장에서 근로 장학생으로 일을 하게 되면서, 교직원 등을 자주 만났었습니다. 헬스장 관리를 하면서 그 분들이 어떠한 이유로 헬스장을 찾고 있으며, 생체 리듬의 변화에 따라 체력 및 근로 능력 저하를 경험하여 체력 증진을 위한 운동을 한다고 말씀해주셨습니
Jules And Jim Script
You said l love you!
and l said Stay!
l nearly said Take me!
but you said Go away!
Circa Jules,
a foreigner in Paris, asked...
Jim, a new pal, to get him
a ticket to the Fine Arts Bal
Jim did and took...
him to get a costume
As Jules chose his slave outfit,
Jims friendship for Jules was born.
and flowered at the ball where Jules
sat with tender, laughing eyes.
Next day, they
This is Ash, mid twenties, square jaw firmly set and a pair of haunted eyes which dart about quickly in fear. Ash speaks to the CAMERA with urgency:
ASH
Why would you say that I am insane? I wouldnt say that Ive lost my mind simply because Ive heard the voices and seen the godless things moving in the woods. If anything, I think more clearly now than ever before. I know now that there is such a t