静息能量消耗(resting energy expenditure,REE)
静息能量消耗(resting energy expenditure,REE)
静息能量消耗(resting energy expenditure,REE)
第2题
Which of the following statements is true?
A.When sunlight strikes an object, all the energy is absorbed.
B.When sunlight strikes an object, all the energy is reflected.
C.Snow reflects all the energy from the sun.
D.Snow contributes to the low temperatures of winter.
第3题
Why are subterranean buildings good for energy conservation?
A.Because they use solar energy.
B.Because they don't need central heating.
C.Because the temperature there remains constant.
D.Because they don't need air-conditioning.
第4题
Which of the following sounds like an implied solution to the energy dilemma?
A.Solar energy.
B.Fossil fuels.
C.New nuclear plants.
D.No nuclear plants.
第5题
Why does the repair process of the DNA may finally fail?
A.Because short-wave radiant energy breaks the strands of the DNA.
B.Because the DNA may produce a colony of cancer cells.
C.Because enzymes work to rearrange the DNA into a new order.
D.Because the patient is exposed to UV form. time to time.
第8题
A.静息电位增大,动作电位幅度减小
B.静息电位减小,动作电位幅度增大
C.静息电位增大,动作电位幅度增大
D.静息电位减小,动作电位幅度减小
E.静息电位和动作电位幅度均不变