【单选题】在一定条件下某些细菌可以形成芽胞,环境适宜时,芽胞又可发芽形成新的菌体,所以芽胞是 ( )
【单选题】在一定条件下某些细菌可以形成芽胞,环境适宜时,芽胞又可发芽形成新的菌体,所以芽胞是
【单选题】It seems that Mars ______ .
A.
may be inhabited by attractive Martians
B.
may have some vegetable life
C.
can have no life at all
D.
may have both vegetable and animal life
【单选题】It is the farm to which we are going to pay a visit ______ provides large quantities of green vegetables for the nearby town every year.
【单选题】—What is the most important for your health? —_____ [ ]
【单选题】下列关于细菌芽胞的论述不正确的是( )。