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【单选题】
世界旅游组织将每年的()确定为世世界旅游日。A.
5.27
B.
7.27
C.
9.27
D.
11.27
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举一反三
【简答题】/phenotype=
【简答题】Phenotype
【简答题】安定性不良的水泥属于( )水泥。
【简答题】引起硅酸盐水泥体积安定性不良的原因是过量的 、 及 ,体积安定性不良的水泥属于 。
【单选题】Which statement best describes the relationship between genotype and phenotype?
A.
'Genotype' and 'phenotype' both describe the physical properties of cells and organisms, just using different words or symbols.
B.
Phenotype is entirely the consequence of a cell's genotype, which is why we now recognize the principle of 'genetic determinism.
C.
The genes found in a cell are that cell's genotype, and genes directly control a cell's phenotype.
D.
The genotype determines what proteins a cell contains, and the proteins in turn determine the cell's properties, or phenotype.
【单选题】In maternal effect, the phenotype of offspring depends on
A.
Its own genotype
B.
Mother’s genotype
C.
Father’s genotype
D.
Mother’s phenotype
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