皮皮学,免费搜题
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【多选题】
与受体型TPK途径有关的分子包括
A.
SOS
B.
Ras蛋白
C.
MAPK
D.
JAK
E.
STAT
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皮皮学刷刷变学霸
举一反三
【判断题】可口可乐公司借“酷儿”杀进果汁饮料市场,使用了产品组合的扩展策略
A.
正确
B.
错误
【判断题】既能提高强度、硬度,又能提高塑性、韧性的方法是 弥散强化 。
A.
正确
B.
错误
【简答题】什么是弥散强化?
【判断题】可口可乐公司借“酷儿”杀进果汁饮料市场 , 使用了产品组合的拓展策略。
A.
正确
B.
错误
【简答题】what is osmosis?
【判断题】可口可乐公司借“酷儿”杀进果汁饮料市场,使用了产品组合的拓展策略。( )
A.
正确
B.
错误
【单选题】Which of the following is true of osmosis?
A.
Osmosis only takes place in red blood cells
B.
In osmosis, water moves across a membrane from areas of lower solute concentration to areas of higher solute concentration
C.
In osmosis, solutes move across a membrane from areas of lower water concentration to areas of higher water concentration
D.
Osmosis is an energy-demanding or “active” process
【简答题】什么是固溶强化?什么是弥散强化?
【简答题】osmosis
【单选题】Osmosis is
A.
movement of solvent across a semipermeable membrane from an area where the hydrostatic pressure is high to an area where the hydrostatic pressure is low
B.
movement of solute across a semipermeable membrane from an area in which it is in low concentration to an area in which it is in high concentration
C.
movement of a solute across a semipermeable membrane from an area in which it is in high concentration to an area in which it is in low concentration
D.
movement of solvent across a semipermeable membrane from an area in which it is in low concentration to an area in which it is in high concentration
E.
movement of solvent across a semipermeable membrane from an area in which it is in high concentration to an area in which it is in low concentration
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