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【单选题】
How does she go to school? [ ]A.
She goes to school by bus.
B.
She go to school by bus.
C.
Yes, she does.
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【简答题】An organism’s life history is its lifetime pattern of ( ) and reproduction
【简答题】A multicellular organism has ______ cell(s).
【简答题】A multicelluar organism has ___ cell(s).
【单选题】the chemical processes that occur within a living organism in order to maintain life.
A.
stereotype
B.
acupuncture
C.
metabolism
D.
medication
【单选题】An organism is capable of oxidizing H2S and using the energy obtained from the reaction to reduce carbon dioxide. Which type of metabolism does this organism possess?
A.
Photolithotrophic autotroph
B.
Chemoorganotrophic heterotroph
C.
Photoorganotrophic heterotroph
D.
Chemolithotrophic autotroph
E.
Not enough information to determine which type
【单选题】Only recently has biology begun to see itself as an information technology. An organism's physiology and behavior. are dictated largely by its genes. And those genes contain information written in cod...
A.
A shortage of research funds.
B.
A reluctance to acquire advanced mathematical skills.
C.
An insufficient knowledge of computer languages.
D.
An unwillingness to work cooperatively with mathematicians.
【单选题】A new type of organism discovered in an Arctic tunnel came to life in the lab after being frozen for 32,000 years. The deep-freeze bacteria could point to new methods of cryogenics, and they are the s...
A.
We might one day find form. of life on other planets.
B.
Scientists from NASA made a great progress in discovering the microorganisms
C.
To retrieve any life that has died long ago is impossible.
D.
Alaska is a place abundant in microorganisms.
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