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Continuity and Change D.8 Inheritance (id: 5973ede00)

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admin 发表于 2024-2-8 22:43:38 | 显示全部楼层 |阅读模式
本题目来源于试卷: Continuity and Change D.8 Inheritance,类别为 IB生物学

[单选题]
Which of these statemen1q1zp(eq fns0 w 5hgh x ;vwqv81d-:uats are true for alleles?
I. Alleles are versions of a gene
II. Alleles differ by one or more base
III. Alleles affect the same characteristic

A. I and II
B. I only
C. I, II and III
D. II and III


参考答案:  C


本题详细解析:
Alleles are versions of genes (I) and differ by one or more bases (II). Alleles affect the same characteristic (III); e.g. I, I, and i are versions of the gene (alleles) for blood groups.

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