The sentence “I had no temptation to take a flying holiday to the South and understood little when people spoke or wrote of sunlight on white walls.”in Para. 33 employs the rhetorical device of _____.
A. Metaphor
B. Simile
C. Onomatopoeia
D. Transferred epithet
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The sentence “I like the footfall of naked feet in the dust, silent as a cat passing.”in Para. 33 employs the rhetorical device of _____.
A. Metaphor
B. Onomatopoeia
C. Simile
D. Transferred epithet
The sentence “And then I like all the small noises of a ship: the faint creaking, as of the saddle leather to a horseman riding across turf, the slap of a rope, the hiss of sudden spray.”in Para. 33 employs the rhetorical device of _____.
A. Metaphor
B. Onomatopoeia
C. Simile
D. Transferred epithet
根据分化潜能将干细胞分成三类,以下哪项说法是对的?
A. 单能干细胞只能向一种或者一类类型细胞分化
B. 多能干细胞可以分化形成任何类型的细胞
C. 全能干细胞失去发育成完整个体的潜能
D. 八细胞期以前的胚胎干细胞属于多能干细胞
E. 成体干细胞具有全能性
以下属于多能干细胞的是?
A. 神经细胞
B. 原肠胚外胚层细胞
C. 皮肤基底层细胞
D. 肝细胞
E. 受精卵