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【多选题】
割裂事物发展过程中的前进性和曲折性会导致A.
直线论
B.
激变论
C.
突变论
D.
循环论
E.
庸俗进化论
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】小孔成像 上下颠倒, 那么小孔成像中所成的像左右颠倒吗?
【判断题】Each B cell only expresses a single type of receptor to recognize a single type of antigen
A.
正确
B.
错误
【单选题】_________ is the only phase of DNA replication that is known to be regulated, and it is regulated such that replication occurs only once in each cell cycle.
A.
Initiation
B.
Elongation
C.
Termination
D.
Repair
【单选题】Which is the following is NOT the function of each glia cell ?
A.
Astrocyte: regulates neuron transmitter in CNS
B.
Microglia: Remove dead neuron cell in CNS
C.
Astrocyte: form blood-brain barrier
D.
Schwann cell: Form myelin sheaths in CNS
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