
【名词&注释】
甲状腺(thyroid)、通透性(permeability)、菌丝体(mycelium)、发挥作用、叶绿体(chloroplast)、肾小管(renal tubular)、激素水平(hormone level)、不发达(underdevelopment)
[单选题]杨柳科的杨属无花盘,有腺体。( )
A. 正确
B. 错误
查看答案&解析
举一反三:
[单选题]地衣有性生殖产生的孢子萌发生成菌丝体,菌丝体如果遇不到与之合适的藻细胞,不久即死去。( )
A. 正确
B. 错误
[单选题]沉水叶一般通气组织发达、叶肉不发达(underdevelopment)、表皮细胞含叶绿体。( )
A. 正确
B. 错误
[单选题]26 I have seldom seen my mother——pleased with my progress as she is now
A. so
B. very
C. rather
[单选题]6根据4判断,在非洲土地退化的区域中,面积最大的气候类型的特征是
A. 全年高温多雨
B. 全年高温,分干湿两季
C. 全年炎热干燥
D. 冬季温和湿润,夏季炎热干燥
[单选题]Why was the woman at the airport? ( )
A. She was traveling on business.
B. She was seeing the man off.
C. She was leaving for Greece.
[单选题]下列关于激素的叙述,错误的是
A. 肾上腺素发挥作用后被灭活
B. 体内失水过多时抗利尿激素释放减少
C. 激素调节过程中存在反馈调节
D. 对血样中相关激素水平(hormone level)的分析可帮助诊断甲状腺疾病
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