【单选题】The fleshy portion of fruits consists of _____________ .
【简答题】With his big fleshy nose he____his grandpa28. With his big fleshy nose he____his grandpa. A.looks like B.takes after C.looks after D.resembles
【多选题】目前认为,T细胞外周免疫耐受形成的机制包括 ( )
【多选题】which of the following descriptions are correct about a fleshy fruit?
A.
split open at maturity
D.
the seeds are surrounded by a fleshy pulp or pericap
【简答题】当收到“预告断”信号时,SCR继电器__电。
【单选题】T细胞外周耐受的形成机制包括
B.
独特型网络的调节作用及免疫抑制细胞的抑制作用