Which mechanism of transport takes place without expending cellular energy? Active
Hypotonic
Isotonic
Passive

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

How many copies of each chromosomes should be present in each of the 4 final haploid versions of gamete?

Which of the following is the most likely outcome of global warming