Describe the difference between rapid slow stable and negative population growth

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 is the name for a substance formed in a chemical reaction

In what layer of the sun is energy transfers between atoms