下列有关生物体遗传物质的叙述,正确的是    A.豌豆的遗传物质

下列有关生物体遗传物质的叙述,正确的是   

A.豌豆的遗传物质主要是DNA         B.酵母菌的遗传物质主要分布在染色体上

C.T2噬菌体的遗传物质含有硫元素     D.HIV的遗传物质水解产生4种脱氧核苷酸

答案

B


解析:

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