Teosinte kernels are covered in a hard fruitcase, whereas maize kernels are "naked." What happened when Dr. Doebley's team introduced maize's version of the fruitcase gene into teosinte plants?

Average annual precipitation and are the two major features that define the biomes on earth.

Arrange the following in the correct sequence, from earliest to most recent, in which these plant traits originated. 1. sporophyte dominance, gametophyte independence 2. sporophyte dominance, gametophyte dependence 3. gametophyte dominance, sporophyte dependence a) 1 → 2 → 3 b) 2 → 3 → 1 c) 2 → 1 → 3 d) 3 → 2 → 1 e) 3 → 1 → 2

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?