The gametophyte is photosynthetic and nutritionally independent
A. only in the liverworts.
B. in all seeds plants.
C. only in the ferns.
D. in the bryophytes and pterophytes.
E. in all tracheophytes.
Answer: D
You might also like to view...
Heavy methylation of lysines in histone tails is usually associated with repression of transcription
A. true B. false
The discovery of ____ allowed researchers to cut chromosomes into manageable-sized DNA fragments
a. single-nucleotide polymorphisms b. restriction enzymes c. DNA assembly enzymes d. fragment length polymorphisms e. receptor proteins
Plants lacking xylem and phloem are known as _________.
A. vascular plants B. nonvascular plants C. semi-vascular plants D. gametophytes E. ferns
When a nursery worker pinches off the terminal buds on a young plant to make it grow bushy, which plant hormone, when produced, is mainly responsible for growth of side branches?
A) an auxin B) a gibberellin C) a cytokinin D) abscisic acid (ABA)