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单词
balanced polymorphism
释义
balanced polymorphism
A type of polymorphism in which the frequencies of the coexisting forms do not change noticeably over many generations.
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Symadine
Symbicort
symbiont
symbiosis
Symmetrel
sympathetic division
sympathetic nervous system
sympatric speciation
symplast
symptom
symptomatic
symptom management
Sympt-X
Sympt-X G.I.
synapomorphies
synapse
synapse
synapsis
synaptic cleft
synaptic knob
synaptic terminal
synbiotic supplement
syncytium
syndrome
synergistic
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