【单选题】The diagram shows a plant cell. In which labelled part of the cell is sugar made?
【单选题】Which part of a plant root hair is partially permeable?
B.
the cell surface membrane
【多选题】“诚”更多的是指“内诚于心”,“信”则偏重于“外信于人”,“诚”乃( ),“信”则是( )。
【单选题】Which structure is considered the female reproductive part of a flowering plant?
【单选题】Which part of a plant cell controls the movement of substances into and out of the cell?