According to the dietary reference intakes, people should obtain about percent of their daily energy from carbohydrates.

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

2polnis which of the following is an advantage of an in vitro experiment?me

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?