正确答案: D

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题目：西瓜的食用部分与( )的果实一样，均由发达的胎座发育而来。

解析：D

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举一反三的答案和解析：

[多选题]下述属于地衣体营养繁殖体的是( )。

小裂片

粉芽

珊瑚芽

解析：ACD

[单选题]

stayed

[单选题]34______

realized

[多选题]下列植物中，属于子囊菌亚门的有( )。

酵母

羊肚菌

解析：BD

[单选题]EThe need to feed a growing population is putting much pressure on the world’s supply of water. With 97% of the world’s water too salty to be drunk or used in agriculture, the worldwide supply of water needs careful management, especially in agriculture. Although the idea of a water shortage（短缺）seems strange to someone fortunate enough to live in a high rainfull country, many of the world’s agricultural industries experience constant water shortages.

the costs of water redistribution should be considered

[单选题]15O和14O是氧元素的两种核素，NA表示阿伏加德罗常数。下列说法正确的是

标准状况下，1.12L16O2和1.12L18O2均含0.1NA个氧原子