单项选择题

Which of the following statements is NOT true

A．Members of a species differ from one another.
B．All differences between individuals are inherited.
C．Two organisms with identical genes may grow to different sizes.
D．Not all of the organisms can live to reproduc

<上一题目录下一题>

热门试题

单项选择题

It is implied rather than clearly stated in the first paragraph that______.

A．science is concerned about the natural world
B．technology is the result of applied science
C．a scientist is a cultivator of science
D．the scientific method is indispensable in the pursuit of science

单项选择题

Which of the following questions might the Curies NOT ask in their investigations

A．What was radiation exactly
B．What materials might have radioactivity
C．How could man avoid powerful radioactivity
D．How strong is the radioactivity of radium