24. Gibberellin promotes stem elongation primarily through which molecular mechanism? (A) Increasing cell division in the cambium (B) Degradation of DELLA proteins (C) Enhancing auxin biosynthesis (D) Inducing programmed cell death

9. Which feature best distinguishes bryophytes from vascular plants with respect to life-cycle dominance? (A) Bryophytes possess a dominant sporophyte with vascular tissues (B) Bryophytes rely onon seeds for embryo nourishment (C) Bryophytes have a dominant gametophyte generation that supports a dependent sporophyte (D) Bryophytes exhibit equal dominance of both generations

24. Gibberellin promotes stem elongation primarily through which molecular mechanism?
(A) Increasing cell division in the cambium
(B) Degradation of DELLA proteins
(C) Enhancing auxin biosynthesis
(D) Inducing programmed cell death

相關試題

相關試卷