Explain phylum tracheophyta, Biology

Assignment Help:

Phylum Tracheophyta

Tracheophytes mean vascular plants. Tracheophyta includes ferns, the gymnosperms and the flowering plants. They have appeared some 400 million years ago, and within only SO million years or so, they had through divergence formed the major evolutionary lines of land plants.

I) Similar to bryophytes they also show alternation of generation, but in this case the sporophyte is more prominent phase.

2) Sporophyte is differentiated into roots, stem, leaves and vascular tissues.

3) Lignified tissue present.

 


Related Discussions:- Explain phylum tracheophyta

Define the term- organismal complexity, Which of the following statements l...

Which of the following statements least accurately explains our knowledge of how gene number relates to "organismal complexity"? A. Based on known gene numbers there appears to

Determine the change in the amount of intracellular chloride, Determine the...

Determine the change in the amount of intracellular chloride Complete motor neuron is removed from a frog and placed in a large volume of normal physiological saline.  The neur

Asymptomatic or mildly symptomatic patients, Q. Asymptomatic or Mildly Symp...

Q. Asymptomatic or Mildly Symptomatic Patients? The treatment is controversial. Some give them betablockers/or calcium channel blockers like verapamil, in the hope of preventin

What parameter can be calculate, In a twin study of 1000 MZ pairs, 625 pair...

In a twin study of 1000 MZ pairs, 625 pairs were found to have both twins with the same form of a given trait. In a study of 1000 DZ twins, 426 pairs were found to have both twins

Oreopithecus, Oreopithecus, a late rniocene primate had very close resembla...

Oreopithecus, a late rniocene primate had very close resemblances to those of gibbons, although the tooth structure showed that the animal was only a monkey and not a hominoid. Ano

Importance value index (ivi) - synthetic characters, Importance Value Index...

Importance Value Index (IVI) - Synthetic Characters In any study of community, the quantitative value of each of the frequency density, and cover has its own importance. But t

Explain the working of pulmonary circulation, Explain the working of Pulmon...

Explain the working of Pulmonary Circulation? In pulmonary circulation, blood is pumped to the lungs, where carbon dioxide is exchanged for oxygen. Blood returning from the bod

Adolescence, ADOLESCENC E  - It is the period of growth from the onset ...

ADOLESCENC E  - It is the period of growth from the onset of puberty to the completion of growth & maturity. It extends between 12- 20 yrs. It is a period of rapid physical

Regulation of kidney function, Normal 0 false false false ...

Normal 0 false false false EN-IN X-NONE X-NONE MicrosoftInternetExplorer4

Free-hand sectioning of plant tissue (stem), What are the processes involve...

What are the processes involved in the preparation of plant tissue for free hand sectioning?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd