Can active transport and passive transport happen at the same time in opposite directions

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

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the: