Anything helps, thanks

Which of the following is most important in making the typical seed more resistant to adverse conditions than the typical spore? a) a different type of sporopollenin b) an internal reservoir of liquid water c) integument(s) d) ability to be dispersed e) waxy cuticle

What controls activities within a eukaryotic cell?

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin